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What do you understand by variable elect...

What do you understand by variable electrovalency? Give atleast two examples.

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ICSE-CHEMICAL BONDING AND MOLECULAR STRUCTURE-REVIEW EXERCISES
  1. Explain the formation of CaF2 molecule.

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  2. What type of elements do form ionic bonds and why?

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  3. What do you understand by variable electrovalency? Give atleast two ex...

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  4. What are the optimum conditions for the formation of a covalent bond?

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  5. Explain the formation of following molecules : PCl3 ,CH4 ,H2 O , PH3...

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  6. What do you understand by covalency? Find the covalency of the underli...

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  7. What do you understand by covalency? Find the covalency of the underli...

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  8. What do you understand by covalency? Find the covalency of the underli...

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  9. What do you understand by covalency? Find the covalency of the underli...

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  10. How would you explain the variable covalency of chlorine? Explain givi...

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  11. Phosphorus exhibits a covalency of 3 in PCI3 while of 5 in PCI5. How w...

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  12. Explain the following: Covalent solids are usually soft.

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  13. Explain the following: Covalent compounds are insoluble in water.

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  14. Explain the following: Covalent compounds do not conduct electric c...

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  15. The solubility product of silver chloride is 1 xx 10^(-10)" at 25"^@C....

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  16. Identify the atoms in each of the following compounds which do not obe...

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  17. Identify the atoms in each of the following compounds which do not obe...

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  18. Identify the atoms in each of the following compounds which do not obe...

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  19. Identify the atoms in each of the following compounds which do not obe...

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  20. Identify the atoms in each of the following compounds which do not obe...

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