Which of the following is correct statement regarding `N(CH_(3))_(3)` and `N(SiH_(3))_(3)`?

(CH_(3))_(3) N is

Which of the following statements is right regarding CH_3CHCl_2

Select the correct statement(s) regarding N_(3)^(-) ion.

Which of the following statements is right regarding CH_(3)-, CH_(3)CH_(2)-, (CH_(3))_(2)CH-, (CH_(3))_(3)C-

Which of the following statements is not correct regarding CH_3CH_2CHO and CH_3COCH_3 .