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The lattice energy of MgO is greater tha...

The lattice energy of MgO is greater than NaF-why?

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(a) MgO has a higher lattice energy than NaF-why? (b) What is the geometry of the ionic crystal if the value of r_(+)//r_(-) is in the range of 0.225-0.414?

CHHAYA PUBLICATION-CHEMICAL BONDING AND MOLECULAR STRUCTURE-SHORT-TYPE QUESTIONS
  1. NaCl is non-volatile but HCl is volatile-explainwith reason.

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  2. Which of the ionic bonds formed between Na^(+) and Cl^(-) and betweenK...

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  3. The lattice energy of MgO is greater than NaF-why?

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  4. Unlike CaF(2),CaCl(2) is soluble in water-why?

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  5. BF(3) does not obey octet rule, yet it exists -explain.

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  6. Ionic compounds having cations and anions with higher charge are insol...

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  7. Explain why the reaction between NaCl nd AgNO(3) is fast but the react...

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  8. Define coordination number with suitable example.

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  9. What type of bond will be formed between two elements with similar ele...

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  10. Explain the given order of solubility of silver halides in water: AgF ...

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  11. Give the states of hybridisation of central atoms of PC l(4)^(+)&XeOF(...

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  12. Arrange the following in increasing order of bond angle around the cen...

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  13. Explain why the axial bonds in PC l(5) are longer than the equatorial ...

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  14. CO(2) is non-polar but COS is polar, even though both of them are line...

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  15. Tropone (cycloheptatrienone, ) is highly poalr (mu=4.17D) in nature-w...

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  16. Explain whether the compounds 1,3,5-tribromobenzene and 2,4,6-trichlor...

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  17. The boiling point of cis-1,2-dichloethene is higher than that of tis t...

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  18. Ethanol boils at a higher temperature than diemthyl ether, even though...

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  19. Which of the following have zero dipole moment and why? CO(2),CHCl(3...

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  20. H(2)O is a liquid but H(2)S is a gas-why?

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