In which of the following compounds, carbon exhibits a valency of four but oxidation state of -2 ?
In which of the following compounds, carbon exhibits a valency of four but oxidation state of -2 ?
A. `CH_(3)Cl`
B. `CHCl_(3)`
C. `CH_(2)Cl_(2)`
D. `HCHO`
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Correct Answer - A
The valency of C in all the four compounds is 4 but O.N of C in `CH_(3)Cl` is `x + 3 xx 1 + 1(-1) = 0` of x = -2.
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