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Find out the correct order of ionic character in the following molecules

i  SO2     ii  K2O     iii  N2    iv  LiF

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Important Questions on Chemical Bonding and Molecular Structure

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Among the following compounds, the one with the highest lactice energy is
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A pair of molecules with see-saw shape and linear shape, respectively, is
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How many ions of the following have a bond order of  2.5 ? 

N2-;NO-;C2-;N2+;C22-;CN+

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The correct order of bond angles of the following compounds is
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In CO2 molecule, the hybridizations of carbon and oxygen atoms are respectively
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Which of the following ions has Tetrahedral geometry and sp3 hybridisation for its central atom?
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The number of sp and sp2 carbon in Hepta-1, 3-dien- 5 -yne, respectively, are