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The correct statement among the following is :

1. (SiH 3 ) 3 N is planar and more basic than (CH 3 ) 3 N
2. (SiH 3 ) 3 N is pyramidal and more basic than (CH 3 ) 3 N
3. (SiH 3 ) 3 N is pyramidal and less basic than (CH 3 ) 3 N
4. (SiH 3 ) 3 N is planar and less basic than (CH 3 ) 3 N

Correct answer: (SiH 3 ) 3 N is planar and less basic than (CH 3 ) 3 N

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