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NEET UG CHEMISTRY MCQ: P-BLOCK ELEMENTS

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Minimum melting point among the following is of
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Correct option: B
PH3P{H_3}
Option B (PH3P{H_3}) is correct because melting point generally increases down the group for these hydrides, but NH3N{H_3} has higher melting point due to hydrogen bonding, and PH3P{H_3} has the lowest melting point among the remaining options.

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