question_answer

                A and B in the following reactions are                                                                                                                            

A)                 \[A=RR'C{{H}_{2}}CN,\,B=NaOH\]                                     

B)                  

C)                                        

D)                

Correct Answer: D

Solution :

                                                Hence, A is                                                 and B is \[LiAl{{H}_{4}}\]