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MgO is used for lining furnces because:...

MgO is used for lining furnces because:

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MgO has high lattice nergy and can withstand high temperature without decompostition.
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VMC MODULES ENGLISH-CHEMICAL BONDING & MOLECULAR STRUCTURE -PRACTICE EXERCISE
  1. Explain why Na tends to form ionic compounds while B forms covalent co...

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  2. Ionic flucorides outnumber ionic iodides. Explain

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  3. MgO is used for lining furnces because:

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  4. What are the sHapes of ClF(3), XeO(2) F(2)and BrF(5) ?

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  5. Explain the bond lengths of all P-Cl bonds in PCl (5) molecule.

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  6. If BF(3) react with F^(-)then how will hybridization of Boron change ?

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  7. The shape of XeF6 molecule is :-

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  8. How many atoms are linear in the compound (CH(3)-CH(2)-C -= C-CH=CH(2)...

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  9. What is the hybridization of nitrogen in the azide ion ?

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  10. Why alkali metals are soft?

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  11. Why do the transition element have higher boiling & melting points?

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  12. Why is magnesium a good conductor of electricity ?

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  13. Explain why ethanol is a liquid where as dimethyl ether is a gas ?

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  14. What happens when benzoic acid is added to benzene ?

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  15. Can chlorine exceptionally show hydrogen bonding in a compound ?

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  16. Draw all the resonating strucutres of the carbonate ion.

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  17. Which of one resonating structures of an isocyanide is most stabilizin...

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  18. Vinyl chloride shows resonance. Draw all of its resonating strucutres.

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  19. Which has higher dipole moment, alkyl cyanides or alkayl isocyanides ?

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  20. Why does p-hydroxyphenol not have zero dipole moment ?

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