The product obtained in the reaction of diborane with excess of ammonia at low temperature is:
A
3B2H6⋅2NH3
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B
(BN)2
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C
B3N3H6
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D
(BN)4
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Solution
The correct option is A3B2H6⋅2NH3 The product obtained in the reaction of diborane with excess of ammonia at low temperature is 3B2H6⋅2NH3B2H6+NH3(excess)low temperature−−−−−−−−−→3B2H6.2NH3or[H2B(NH3)2]+[BH4]−
Hence correct option is a.