SSC MTS EXAM

SSC

CHEMISTRY

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Which one is a decomposition reaction?
A
H2O
B
HC+O2
C
4Fe+3O2
D
None of the above
Explanation: 

Detailed explanation-1: -It is a chemical decomposition reaction as the mercuric oxide is broken down into mercury and oxygen. Hence, the correct answer is option C.

There is 1 question to complete.