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What is the dominant intermolecular force or bond that must be overcome in converting liquid to a gas?
(a)Dipole-dipole interaction
(b)Covalent bonds
(c)London dispersion force
(d)Hydrogen bonding

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Important Questions on Chemical Bonding and Molecular Structure
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In which of the following pairs of molecules/ions do the central atoms have hybridization?

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Which one of the following species does not exist under normal conditions?

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The correct order of increasing bond angles in the following species are:

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Which one of the following molecular hydrides acts as a Lewis acid?

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In which of the following molecules the central atom does not have hybridization?

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How many bridging oxygen atoms are present in ?

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Some of the properties of the two species, and are described below. Which one of them is correct?

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Which of the following has the minimum bond length?
