A) \[{{C}_{2}}{{H}_{7}}{{N}_{2}}\]
B) \[C{{H}_{5}}N\]
C) \[C{{H}_{4}}N\]
D) \[{{C}_{2}}{{H}_{7}}N\]
Correct Answer: C
Solution :
Element No. of moles Simple ratio C = 40% 40/12 3.33 1 H = 13.33% 13.33/1 13.33 4 N = 46.67% 46.67/14 3.33 1 Thus formula \[C{{H}_{4}}N\].
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