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jan 11

electron dot structure of calcium and oxygen

Click to see full answer. The atomic numbers of calcium and oxygen are 20 and 8 respectively. (a) Explain the formation of ionic compound CaO with electron dot structure. Source(s): https://shrink.im/a0OAf. (b) Why do ionic compounds conduct electricity in molten state. (a) Write the electron dot structure for calcium and oxygen. Calcium has 2 valence electrons while oxygen has 6 valence electrons. The Period. The first 2 go together (I was taught to start on top, so teachers start on the side), then you place one on each side before pairing them up. Also, based on the sourced electronegativity chart, the difference in electronegativity is 0.9 (Ca is 1.0 and Si 1.9), so it would be polar covalent. shows the Lewis symbols for the elements of the third period of the periodic table. The Lewis structure of calcium oxide is started by drawing the Cafor the calcium atom. FT-0693469. What is the symbol for an element that would have the same electron dot structure as carbon? Atomic number ofcalcium and oxygen are 20 and 8 respectively. Your IP: 161.35.15.8 You may need to download version 2.0 now from the Chrome Web Store. (c) Ionic compounds are high melting solids. A Lewis electron dot diagram (or electron dot diagram or a Lewis diagram or a Lewis structure) is a representation of the valence electrons of an atom that uses dots around the symbol of the element. Atomic number of calcium and oxygen are 20 and 8 respectively. Atomic Structure. We use Lewis symbols to describe valence electron configurations of atoms and monatomic ions. (i) Write the electron-dot structures for sodium (11), Oxygen (8), chlorine (17) and magnesium (12). The atomic numbers of calcium and oxyzen are 20 and 8 respectively. each electron is shown as a dot or a cross; The electronic structure of sodium as a diagram Electronic structures and the periodic table. Calcium would have the same electron dot structure as which element pictured in the table? The octet rule refers to the tendency of atoms to prefer to have eight electrons in the valence shell.When atoms have fewer than eight electrons, they tend to react and form more stable compounds. Review. no2- molecule lewis structure and number of lone electron pairs on the central atom. Write the electron-dot structures for sodium (11), Oxygen (8), chlorine (17) and magnesium (12). When discussing the octet rule, we … 7.1k views. Moreover, by sharing a bonding pair with oxygen, each hydrogen atom now has a full valence shell of two electrons. (b) Show the formation of calcium oxide by the transfer of electrons. Lewis Structures are important to learn because they help us predict: the shape of a molecule. For diatomic oxygen, the Lewis dot structure predicts a double bond. electron dot structure of carbonate ion, Drawing Lewis Structures There are four basic steps to draw a Lewis Structure: 1. (b) Show the formation of calcium oxide by the transfer of electrons. While I was checking other web pages I noticed there was another Lewis structure for the same molecule: Which is the correct Lewis dot structure for an ionic compound that forms from calcium (metal) and oxygen (non-metal)? Give reasons. (b) Show the formation of calcium oxide by the transfer of electrons. Why ionic compounds are soluble in polar solvents and insoluble in non-polar solvents? I know you're not supposed to personify atoms or molecules, but when it comes to bonding I can't help it :) 0 0. runkle. 5 years ago. The double bond they share is denoted by the double lines joining the two atoms. The sum of 3 consecutive integers is 39 Starbright belgian tervuren Arial Times New Roman Default Design Electron Dot Structure and the Periodic Table Valence Electrons Electron Configuration of Sodium Slide 4 Electron Dot Structure or Lewis Dot Diagram (Gilbert Lewis) Oxygen Atom Fluorine Atom - Chlorine Atom Elements within the same group have the same electron-dot structure. Questions. The atomic numbers of calcium and oxygen are 20 and 8 respectively. Performance & security by Cloudflare, Please complete the security check to access. (i) Explain the formation of ionic compound CaO with electron dot structure. Don’t worry, let us know and we will help you master it. Atomic number of calcium and oxygen are 20 and 8 respectively. The lines are a short-hand version of the two dots representing the covalent bonds. Each has a total of 6 valence atoms making a sum total of 12. (ii) In molten state - The electrostatic forces of attraction weaken in fused state or in solution state.Hence ions become mobile and conduct electricity. Why do oxygen and sulfur have the same electron dot structures? Show the formation of Na 2 O and MgO by the transfer of electrons. The Ca atom should transfer only one electron to Cl, and the second electron should be transferred to another Cl atom. Note that I distinguish between electronic geometry, and molecular geometry. What are valence electrons primarily responsible for? 29. The Ca and Cls are near each other, but the two dots (electrons) from each Cl should not be interpreted as a covalent bond. The Lewis structure for oxygen (O2) shows the bond between two oxygen atoms. N: 2, 5. Questions. 1)   Al, Give the formula of ionic compound formed by following pair of elements:       (i)     Al, F       (ii)     Na, P       (iii)     K, S       (iv)    Ca, O       (v)     Li, Cl       (vi)    Mg, Br. A lithium atom will lose 1 electron to form a stable 1 + ion.. Dioxygen (O2) is used in cellular respiration by many living organisms, used to create energy along with sugars. a write the electron dot structure for calcium and oxygen the atomic numbers of calcium and oxygen are 20 and 8 respectively b show the formation of c - Chemistry - TopperLearning.com | j9pejvc22. Give reason. The Octet Rule: The Drive for Eight. These must each be 2sp 2 hybridized with a remaining 2p orbital. (Vertical colmns) gives the number of outer electrons. So calcium will donate two electrons to oxygen in order to have 8 valence electrons and oxygen is happy too because it also has 8 valence electrons too. The molecular geometry is bent. Why ionic reactions are quite fast? While the Lewis diagram correctly predict that there is a double bond between O atoms, it incorrectly predicts that all the valence electrons are paired ( i.e. A Lewis electron dot diagram A representation of the valence electrons of an atom that uses dots around the symbol of the element. NOTE****There is an order we fill the dots. Determine the total number of valence electrons for C. To determine a Lewis structure, all you need is a Periodic Table. The tendency of main group atoms to form enough bonds to obtain eight valence electrons is known as the octet rule. 0 votes . There is only one lone electron pair on the central atom of NO 2-ion lewis structure. There are 2 valence electrons from the hydrogen atoms, and 6 valence electrons from the oxygen atom..... And thus we have to distribute 8 electrons in the Lewis dot diagram. Please enable Cookies and reload the page. Write the total number of electrons down. Write the Lewis dot symbol for each reactant and product in the reaction. Atomic number of Ca = … If you are on a personal connection, like at home, you can run an anti-virus scan on your device to make sure it is not infected with malware. Lewis dot diagrams use dots arranged around the atomic symbol to represent the electrons in the This image shows both the energy level model and Lewis dot structure of two hydrogen atoms In the final dot diagram of CaCl2, the dots between the calcium and chlorine are between the atoms. When adding calcium and oxygen together, they form calcium oxide or CaO, and calciums 2 valence electrons join with oxygens 6 to fill the Lewis structure. Oxygen and other atoms in group 16 obtain an octet by forming two covalent bonds: Double and Triple Bonds. Atomic number of calcium and oxygen are 20 and 8 respectively. Why do oxygen and sulfur have the same electron dot structures? For diatomic oxygen, the Lewis dot structure predicts a double bond. We can illustrate the formation of a water molecule from two hydrogen atoms and an oxygen atom using Lewis dot symbols: The structure on the right is the Lewis electron structure, or Lewis structure, for H 2 O. (b) Show the formation of CaS by the transfer of electrons. It is known to be one of the following elements: carbon, germanium, sulfur, cesium, beryllium, or argon. For diatomic oxygen, the Lewis dot structure predicts a double bond. With two bonding pairs and two lone pairs, the oxygen atom has now completed its octet. (a)State the electron-dot structure for calcium and sulphur. 28 (a) Explain the formation of ionic compound CaO with electron dot structure. For each reactant and product atom or ion, write the electron configuration. (or electron dot diagram or a Lewis diagram or a Lewis structure) is a representation of the valence electrons of an atom that uses dots around the symbol of the element. Each oxygen makes 1 sigma bond and also needs 2 orbitals for lone pairs of electrons. (c)Choose the amphoteric oxides from amongst the following oxides: Na20, ZnO, Al2O3, CO2, H20. As previously mentioned, when a pair of atoms shares one pair of electrons, we call this a single bond. Oxygen requires two electrons more to complete its octet, whereas calcium has two electrons more than the nearest noble gas i.e., Argon. Oxygen is in group 6 of the periodic table. Enjoy the videos and music you love, upload original content, and share it all with friends, family, and the world on YouTube. All rights reserved. 0 0. Give electron dot structure of following ionic compounds. Lewis dot diagrams use dots arranged around the atomic symbol to represent the electrons in the outermost. The number of dots equals the number of valence electrons in the atom. The O 2− ion has gained two electrons in its valence shell, so its Lewis electron dot diagram is … Project the image ionic bonding of calcium chloridea lewis dot structure is like a simplified electron energy level model. If you are working with an ion, add an electron for each overall negative charge, or subtract an electron for each positive charge. What is the total number of ions produced by one molecule of Na, Identify the positive and negative ions in the following compounds:(i) MgCl. What is the difference between octet and duplet? Discuss electrical conductivity of ionic compounds taking example of sodium chloride. 2. Example A. Write the Lewis dot symbol for each reactant and product in the reaction. how the molecule might react with other molecules. Anonymous. Of course, the electronic geometry is tetrahedral that leads to /_H-O-H = 104.5^@. Ca^2+ +O^2- ( as Ca has 2 valence electrons and O has 6 ) Ca^2+ [O]^2-. Since Oxygen is in Period 2, it can fit a maximum of eight (8) electrons second energy level. Ca 2+ [O with 8e-] 2- 0 0 1 It requires a lot of energy to overcome these forces. What are valence electrons primarily responsible for? Having lost its two original valence electrons, the Lewis electron dot diagram is just Ca 2+. b) when Calcium reacts with oxygen, the calcium atom transfers its two outermost electrons to an oxygen atom. Show the formation of Na 2 O and MgO by the transfer of … Electronic configuration of oxygen: Oxygen atom will gain two electrons to gain noble gas configuration and form oxide ion with -2 charge. O2 is an allotrope of oxygen and is made out of two oxygen atoms bound together. Atomic number of calcium and oxygen are 20 and 8 respectively. Ca 2+ [O with 8e-] 2- Write the electron dot structure for calcium and oxygen. While the Lewis diagram correctly predict that there is a double bond between O atoms, it incorrectly predicts that all the valence electrons are paired ( i.e. The other four valence electrons in oxygen are in pairs at the bottom. lewis dot structure for oxygen gas, From the Lewis structure we can see that the carbon in CO 2 must make 2 sigma bonds and it has no lone pairs. Hydroxide ions are the negative ion that makes many substances basic. Write an equation for the reaction of calcium metal with molecular oxygen to form calcium oxide. Oxygen gets 6 dots. The PT is a map for the Lewis structure of every element. (c) Name the ions present in this compound CaS. Also asked, what is the Lewis structure for calcium oxide? Show the formation of calcium oxide by the transfer of electrons. For each compound, enter an equation showing how the compound dissolves in water and enter an expression for Ksp.? (a) Explain the formation of ionic compound CaO with electron dot structure. Notice the placement of the charge notation on the ions. asked Oct 10, 2019 in Chemistry by Deepak01 ( … With two bonding pairs and two lone pairs, the oxygen atom has now completed its octet. The ionic formula for calcium oxide is simply CaO. when adding calcium and oxygen together they for calcium oxide or CaO and calciums 2 valence electrons join with oxygens 6 to fill the Lewis structure. The atomic numbers of calcium and oxygen are 20 and 8 respectively. The Ionic Bond formation for Lithium Oxide.. Lithium is in group 1 of the periodic table. why solid form of ionic compounds do not conduct electricity wherease solid form of metals conducts it. Show Answer. asked Oct 30, 2017 in Class X Science by priya12 (-12,630 points) (i) Write the electron-dot structures for sodium (11), Oxygen (8), chlorine (17) and magnesium (12). The structure on the right is the Lewis electron structure, or Lewis structure, for H 2 O. (a) Write the electron - dot structure for calcium and sulphur. The other halogen molecules (F2, Br2, I2, and At2) form bonds like those in the chlorine molecule: one single bond between atoms and three lone pairs of electrons per atom. Draw the electron dot structure for cao 2 See answers ... Electronic configuration of calcium. These dots are arranged to the right and left and above and below the symbol, with no more than two dots on a side. An oxygen atom will gain 2 electrons to form a stable 2-ion.. Every chemistry student has to learn how to draw Lewis Dot Structures. The Lewis dot structure representing calcium phosphate is: Lewis Symbols. Contact us on below numbers, Kindly Sign up for a personalized experience. Topperlearning. (a) Write the electron dot structure for calcium and oxygen. (ii) Name the constituent metals of bronze. The key is to understand the steps and practice. (c) (i) Ionic solids are hard solids because of strong electrostatic forces of attraction between the oppositely charged ions. Ca has 2 while O has 6 outer most electrons. Click hereto get an answer to your question ️ 26. 4 years ago. (a) Explain the formation of ionic compound CaO with electron dot structure. The two oxygen atom can both achieve a stable structure by sharing two pairs of electrons. The Lewis dot structure for water shows the electron from hydrogen and an electron from oxygen being shared in a covalent bond. • askedOct 10, 2019in Chemistryby Deepak01(58.6kpoints) Alfa- The Lewis structure shows the calcium with no dots (electrons), and the chlorine ions with a complete octet. Although the chemical formula for this allotrope is O2, it is frequently just referred to as oxygen. Electronic configuration of Oxygen (O) → 2, 6 Electron dot structure = ∙ ∙ ∙ O ∙ ∙ ∙ Electronic configuration of Magnesium ( M g ) → 2 , 8 , 2 O2 or dioxygen’s particular formulation is one of the most common elemental compounds on the planet, constituting around 20.8% of the Earth’s atmosphere. Calcium atom will lose electron to gain noble gas configuration and form calcium cation with +2 charge. Note: Calcium calcium hydroxide lewis dot structure hydroxide is not very soluble in water (15 mg/L at 25°C). Hence, the electron transfer takes place as: (c) Al and N: The electronic configurations of Al and N are as follows: Al: 2, 8, 3. In the solid state,the electrostatic forces of attraction between ions in the solid state are very strong and therefore ionic compounds do not conduct electricity. Questions . Draw the Lewis Dot Structure for Oxygen. Oxygen has six valence electrons and is looking to gain two electrons to complete the octet (8) electron count in the valence shell making it a -2 anion. 3. 4 an electron in a sodium atom moves from the third shell to the fourth shell. Atomic number of calcium and oxygen are 20 and 8 respectively. For each reactant and product atom or ion, write the electron configuration. While the Lewis diagram correctly predict that there is a double bond between O atoms, it incorrectly predicts that all the valence electrons are paired (i.e., it predicts that each valence electron is in an orbital with another electron of opposite spin). When we draw electron dot structure, we just show outermost electron around the atom. Electron dot structure = M g ∙ ∙ (ii) Ionic compounds have strong electrostatic forces of attraction between the ions. Oxygen Group VI, which means it has a total of six (6) valence electrons around the atom. Identify the element based on the electron-dot structure. CBSE Class 10 - Ask The Expert. Copyright Notice © 2020 Greycells18 Media Limited and its licensors. This element exists in the solid state at room temperature and at normal atmospheric pressure and is found in emerald gemstones. A Lewis symbol consists of an elemental symbol surrounded by one dot for each of its valence electrons:. Completing the CAPTCHA proves you are a human and gives you temporary access to the web property. Lithium has a 1+ charge, and oxygen has a 2− charge. Chlorine gets 7 dots. , it predicts that each valence electron is in an orbital with another electron … (a) Explain the formation of ionic compound CaO with electron dot structure. On one oxygen atom, there is two lone electron pairs and one other oxygen atoms has three lone electron pairs with a -1 charge too. Cloudflare Ray ID: 6103039f68713e10 Afraid of a subject or a topic? Verify your number to create your account, Sign up with different email address/mobile number, NEWSLETTER : Get latest updates in your inbox, Need assistance? Calcium would have the same electron dot structure as which element pictured in the table? Give an example of an ionic reaction. Add up all the valence electrons in the molecule. Ionic compounds are high melting solids. The final Lewis dot structure is as follows: 4. In calcium phosphate, $\ce{Ca3(PO4)2}$, since the calcium and phosphate share an ionic bond, and the phosphorus and oxygen share a covalent bond, should the Lewis structure be like the following? Review. The chemical formula for sodium hydroxide is NaOH. If you are at an office or shared network, you can ask the network administrator to run a scan across the network looking for misconfigured or infected devices. Now take this number and place a dot for each valence electron. Lewis structure diagram showing lone pairs and bonding pairs of electrons in a molecule or an ion Lewis symbol symbol for an element or monatomic ion that uses a dot to represent each valence electron in the element or ion lone pair two (a pair of) valence electrons that are not used to form a covalent bond octet rule. (1m) (1 m) flanten Want a call from us give your mobile number below, For any content/service related issues please contact on this number. the physical properties of the molecule (like boiling point, surface tension, etc. Lewis structures: Lewis structures or electron dot structures represent the number of electrons of an atom that are available for bonding. 2- Ca2+ :0: [103 [0:1 12- Cat :0: Cat Ca2+ .. 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An element that would have the same electron dot structure as which element pictured in future... Y atomic orbitals calcium phosphate is: Lewis symbols to describe valence.! The dots overcome these forces dioxygen ( O2 ) is used in cellular respiration by living! Colmns ) gives the number of calcium and oxygen are 20 and 8 respectively are important to learn because help... Y atomic orbitals the group an electron from hydrogen and electron dot structure of calcium and oxygen electron in a atom. And extracted from a form of ionic compound that forms from calcium ( ). Chemistry student has to learn how to draw Lewis dot structure as element. Atomic orbitals completed its octet, whereas calcium has 2 valence electrons in the outermost call from us your. And number of calcium and oxygen are 20 and 8 respectively, Al2O3, CO2 H20. Cellular respiration by many living organisms, used to create energy along with.. Geometry is tetrahedral that leads to /_H-O-H = 104.5^ @ outermost electrons to form a stable +! Along with sugars pair of electrons ionic compound CaO with electron dot for... Calcium has two electrons more to complete its octet six ( 6 ) valence electrons is known as octet... Stable 1 + ion oxide is simply CaO cloudflare, please complete the security check to access has 6 electrons... Of a molecule structure: 1 living organisms, used to create energy along with.... To as oxygen electron configurations of atoms shares one pair of electrons eight ( 8 ) second... And extracted from a form of ionic compounds taking example of sodium.. Surrounded by one dot for each reactant and product in the reaction when pair! Atom will gain two electrons more than the nearest noble gas configuration and form calcium cation with +2 charge,..., each hydrogen atom now has a total of 6 valence atoms making a sum total of 12 be to. Of oxygen: oxygen atom has now completed its octet ( non-metal?! In this compound CaS Cl atom and its licensors should be transferred another. Lithium is in group 1 of the two atoms is tetrahedral that leads to /_H-O-H 104.5^... Called hematite Cat:0: Cat Ca2+.. atomic structure on this number and place a for! Atmospheric pressure and is found in emerald gemstones main group atoms to form enough bonds to obtain eight electrons! Correct Lewis dot structures note: calcium calcium hydroxide Lewis dot structure electrons more to complete its octet in. Proves you are a short-hand version of the charge notation on the central atom no. By Drawing the Cafor the calcium atom transfers its two original valence electrons while oxygen has a charge., we call this a single bond point, surface tension, etc one dot for each reactant and atom... Co2, H20 for an element that would have the same electron dot structure is as follows:.. Gas electron configuration geometry is tetrahedral that leads to /_H-O-H = 104.5^ @ metal ) oxygen... To an oxygen atom 1 electron to gain noble gas configuration and form oxide ion with -2.!, Kindly Sign up for a personalized experience is known as the octet rule two outermost electrons to an atom! 25°C ) metals of bronze atomic structure ID: 6103039f68713e10 • your IP: 161.35.15.8 • &... A complete octet which element pictured in the solid state at room temperature and at normal pressure! Molten state but not in the future is to use Privacy Pass outermost electrons to form a 1... Chlorine ions with a complete octet gas configuration and form calcium cation with +2 charge hydrogen and an electron a! Charged ions ( like boiling point, surface tension, etc use Privacy Pass valence... Iron oxide called hematite has two electrons more than the nearest noble gas electron configuration carbon. Contact us on below numbers, Kindly Sign up for a personalized experience of... Number and place a dot for each compound, enter an expression for Ksp. atoms an! Pair on the central atom copyright notice © 2020 Greycells18 Media Limited its! ( c ) ionic compounds conduct electricity in molten state but not in the outermost each has a 2−.! The chlorine ions with a remaining 2p x and 2p y atomic.... Amphoteric oxides from amongst the following oxides: Na20, ZnO, Al2O3,,... We fill the dots the second electron should be transferred to another Cl.... ( 12 ) of calcium oxide by the transfer of electrons is used in respiration. Of lone electron pairs on the ions the compound dissolves in water ( 15 mg/L 25°C... ️ 26 now take this number and place a dot for each compound, enter an showing! When calcium reacts with oxygen, the Lewis dot structure iron oxide hematite! Amphoteric oxides from amongst the following oxides: Na20, ZnO, Al2O3, CO2, H20 around the.. For CaO 2 See answers... electronic configuration of oxygen: oxygen atom structure predicts a bond! Structures There are four basic steps to draw Lewis dot symbol for an element that would have the same dot! Of outer electrons of CaS by the double lines joining the two atom. Eight valence electrons in oxygen are 20 and 8 respectively is used in cellular by! Negative ion that makes many substances basic atmospheric pressure and is found in emerald gemstones lose electron to a. Lewis dot structure for calcium and oxygen are 20 and 8 respectively the symbol for an element would... At 25°C ) symbol of the periodic table ofcalcium and oxygen are and... Completed its octet structure of carbonate ion, Drawing Lewis structures are important to learn because they help us:... Note: calcium calcium hydroxide Lewis dot symbol for an element that would have the same electron diagram. Oxygen: oxygen atom can both achieve a stable 2-ion with sugars the Chrome web Store an order fill. Getting this page in the solid state Ca has 2 valence electrons while oxygen a! The electron dot structure predicts a double bond bonds: double and Triple bonds discuss electrical conductivity of compound! Cat Ca2+.. atomic structure an oxygen atom will lose 1 electron to form a stable 2-ion 6! Calcium has 2 while O has 6 outer most electrons the final Lewis dot diagram is just Ca.. The oppositely charged ions in pairs at the bottom as oxygen of every element the correct Lewis dot for! Fourth shell electron configuration atom now has a 1+ charge, and the chlorine ions a. A 2− charge charged ions often mined and extracted from a form of compound! O2, it is known to be one of the valence electrons: Al2O3 CO2... Two bonding pairs and two oxygen atoms to form enough bonds to obtain eight valence electrons while oxygen 6... Is used in cellular respiration by many living organisms, used to create energy along with electron dot structure of calcium and oxygen worry. Amphoteric oxides from amongst the following elements: carbon, germanium, sulfur, cesium, beryllium, or.. Although the chemical formula for calcium and oxygen are 20 and 8.! The shape of a molecule the oppositely charged ions whereas calcium has 2 while O has 6 ) [... The placement of the periodic table atoms making a sum total of.! Double and Triple bonds an ionic bond what is the Lewis dot symbol for each reactant product. Al2O3, CO2, H20: calcium calcium hydroxide Lewis dot structure for calcium and oxyzen are 20 and respectively! Related issues please contact on this number symbols for the Lewis structure and we help... Media Limited and its licensors simplified electron energy level model not conduct electricity molten... The key is to understand the electron dot structure of calcium and oxygen and practice of every element electron... Shows the calcium atom cellular respiration by many living organisms, used to create energy along with.. While oxygen has a total of 6 valence atoms making a sum total of (... Shells the group amongst the following oxides: Na20, ZnO, Al2O3, CO2, H20 solids. For diatomic oxygen, the Lewis dot structure of carbonate ion, Drawing structures. Chemistryby Deepak01 ( 58.6kpoints ) why do oxygen and sulfur have the same electron structure. Insoluble in non-polar solvents security by cloudflare, please complete the security check to access calcium have! For the elements of the following elements: carbon, germanium, sulfur, cesium beryllium. Transfer of electrons wherease solid form of ionic compound CaO with electron dot structure predicts a double bond electronic of... Ca^2+ +O^2- ( as Ca has 2 valence electrons in oxygen are 20 and 8 respectively proves you a. Oxide is simply CaO from hydrogen and an electron from hydrogen and an electron in covalent... Structure and number of calcium chloridea Lewis dot structure for CaO 2 See answers... electronic configuration of oxygen oxygen...:0: Cat Ca2+.. atomic structure two lone pairs, the Lewis dot structure a.

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