question_answer 86)

  When a brown compound. of manganese (A) is treated with HCL it gives a gas (B). The gas taken in excess, reacts with  to give an explosive compound (C) Identify compounds A, B and C.

Answer:

                     is the brown compound of Mn which reacts with HCI to give  gas. This gas forms an explosive compound  when treated with. Thus, A =; B =; C = and reactions are as follows (i) (ii)