MCQ
In the ethylene molecule the two carbon atoms have the oxidation number
  • A
    $-1,-2$
  • B
    $-1,-1$
  • $-2,-2$
  • D
    $+2,-2$

Answer

Correct option: C.
$-2,-2$
(c) $-2,-2$
Explanation: In general carbon molecule have 4 valence electrons and in ethylene molecule $\left( H _2 C = CH _2\right)$ each carbon atom is surrounded by 6 valence electron so by calculating its oxidation number we will get $4-6=-2$. so, thats why carbon have $-2,-2$ oxidation number.

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