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+1 vote
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in Chemical Bonding and Molecular Structure by (75.0k points)
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Nitrogen forms N2, but phosphorus does not form P2, however, it converts P4, reason is 

(a) triple bond present between phosphorus atom 

(b) pπ - pπ bonding is weak 

(c) pπ - pπ bonding is strong 

(d) multiple bonds form easily

1 Answer

+1 vote
by (68.8k points)
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Best answer

The correct option is : (b) pπ - pπ bonding is weak 

Explanation:

For strong π-bonding, pπ - pπ bonding should be strong. In case of P, due to larger size as compared to N-atom, pπ - pπ bonding is not so strong.

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