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Grade 12thInorganic Chemistry

Which among the following has more Lewis basic strength :NH3 or Ph3

Profile image of Bhavna
8 Years agoGrade 12th
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1 Answer

Profile image of Meenakshi Madhu
8 Years ago
NH3 is more basic.
both NH3 and PH3 have a lone pair on N and P resp.
but due to larger size of P,e- density on P is less and thus it is a weaker base than NH3