A) \[N{{H}_{3}}\]
B) \[{{H}_{2}}\]
C) \[{{O}_{2}}\]
D) \[C{{H}_{4}}\]
Correct Answer: C
Solution :
Primitive atmosphere of earth was reducing containing methane, ammonia, hydrogen and water vapour. There was no free oxygen.You need to login to perform this action.
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