True or false: a nucleophile is an electron-rich species which contains either a lone pair of electrons or a pi bond.Select answer from the options belowTrueFalse

Which of the following is NOT a nucleophile?Select answer from the options belowNa+  H2O  Br-  HO-

Ambident nucleophiles

Which is neutral nucleophilePCl3

Nucleophilic substitution reaction is given by those compounds which have nucleophilic group as a good leaving group. The leaving group is a electron withdrawing group, it should be stable after leaving with bonding pair of electrons and it should have high polarisability.Which of the following compound will give nucleophilic substitution reactions?

Which of the following behaves both as a nucleophile and as an electrophile?(a) CH3C ≡ N(b) CH3OH(c) CH2 = CHCH3(d) CH3NH2