Phosphorus does not form P2 molecular structure. Why? from C
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    The p-Block Elements

    Multiple Choice QuestionsShort Answer Type

    421. On being slowly passed through water PH3 forms bubbles but NH3 dissolves. Why is it so?
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    422. Nitrogen does not form any pentahalides. Give reason.
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    423. Phosphorus does not form P2 molecular structure. Why?

    Due to its inability to form multiple bonds within itself.The outer electrons of phosphorus cannot form strong triple bonds, beacuse the electron and the atomic nuclei is greter in phosphorus.
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    424. Why does PCl3 fume in moisture?
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    425. Are all the five bonds in PCl5 molecule equivalent? Justify your answer.
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    426. How do you account for the reducing behaviour of H3 PO2 on the basis of its structure?
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    427. Why is H3PO3diprotic?
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    428. What are flowers of phosphorus?
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    429. H2S is less acidic than H2Te. Why?
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    430. What is the difference between the nature of π -bonds present in H3PO3 and HNO3?
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