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Chemical Bonding And Molecular Structure
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NEET
Practice Test 11
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The entropy change in the fusion of one mole of a solid melting at 27ºC (Latent heat of fusion, 2930 J mol-1) is :

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Which one of the following pairs of species have the same bond order?

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Arrange the following ions in the order of decreasing X – O bond length, where X is the central atom in

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    More will be the electronegativity of X lesser will be the bond length of X-O bond.

In pyrophosphoric acid, H2P2O7, number of ? and d? – p? bonds are respectively

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The calculated bond order in O_{2}^{-} ion is

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How many ? and ? bonds are present in toluene?

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Which of the following has p? – d? bonding ?

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    Only d of Sand p of O can be involved in ? bonding.

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