The main reactants involved in the Etard reaction are:

Acetophenone is prepared from

Nitriles are reduced to corresponding imine with stannous chloride in the presence of hydrochloric acid,which on hydrolysis gives the corresponding aldehyde. This reaction is called:

The chemicals used for preparing acetophenone are:
$(A)$ $C_6H_6$
$(B)$ $CH_3COCH_3$
$(C)$ $CH_3COCl$
$(D)$ Anhydrous $AlCl_3$

Which of the following is used to convert olefins into aldehydes?

Benzonitrile on reduction with stannous chloride $(SnCl_2)$ in the presence of hydrochloric acid $(HCl)$ followed by acid hydrolysis forms: