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(i) Write electrondot structures for mag...

(i) Write electrondot structures for magnesium and oxygen. ltBrgt (ii) show the formation of MgO by the transfer of electrons. ltBrgt (iii) . What are the ions present in this compound?

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(i) Write the electron-dot structures for sodium, oxygen and magnesium. (ii) Show the formation of Na_(2)O and MgO by the transfer of electrons. (iii) What are the ions present in these compounds?

Show the formation of Na_(2)O and MgO by the transfer of electrons.

What are the ions present in these compounds? Na_(2)O and MgO .

(a) what is the electronic configuration of (i) a sodium atom, and (ii) and oxygen atom? (b) what is the number of outermost electrons in (i) a sodium atom, and (ii) and oxygen atom? (c) show the formation of Na_(2)O by the transfer of electrons between the combining atoms. (d) why are ionic compounds usually hard? (e) How is it that ionic compounds in the solid state do not conduct electricity but they do so when in molten state?

LAKHMIR SINGH & MANJIT KAUR-METALS AND NON-METALS-Exercise
  1. Give the formulae of the stable binary compounds that would be formed ...

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  2. (a). What are noble gases ? What is the characteristic of the electron...

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  3. (i) Write electrondot structures for magnesium and oxygen. ltBrgt (ii)...

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  4. Draw the electron-dot structure of a hydrogen chloride molecule: (i)...

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  5. What type of bonding would you expect between the following pairs of e...

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  6. Describe how sodium and chlorine atoms are chagned into ions when they...

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  7. What is the difference between a cation and an anion? How are they for...

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  8. Using electron-dot diagrams which show only the outermost shwll electr...

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  9. Draw the electron-dot structures of the following compounds and state ...

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  10. Using electron-dot diagrams which show only the outermost shell electr...

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  11. Draw the electron-dot structures of the following compounds and state ...

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  12. Explain why, a salt which does not conduct electricity in the solid st...

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  13. (a). Write down the electronic configuration of (i) Sodium atom, and (...

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  14. (a). Write the electron arrangement in (i) a magnesium atom, and (ii) ...

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  15. (a) What is the electronic configuration of (i) a sodium atom, and (ii...

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  16. (a). Write down the electron arrangement in (i) a magnesium atom, and ...

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  17. The atomic number of an element X is 19. The number of electrons in it...

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  18. The atomic number of an element Y is 17. The number of electrons in it...

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  19. The atomic numbers of four elements, A, B, C and D are 6, 8, 10 and 12...

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  20. The atomic numbers of four elements P, Q, R and S are 6, 10, 12 and 17...

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