Question:
When a brown compound of manganese
(A) is treated with HCl it gives a gas
(B). The gas taken in excess reacts with NH3 to give an explosive compound
(C). Identify compounds A, B and C.
Solution:
When brown co pound of manganese (A) is treated with HCl it gives chlorine gas.
MnO2 + 4HCl → MnCl2 + Cl2 +2H2O
(A) (B)
The chlorine gas reacts with NH3 to given NCl3
3Cl2 + NH3 →NCl3 + 3HCl
(B) (C)
The brown compound A = MnO2
Gas B = Cl2
Explosive compound C= NCl3
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