Question

oxidation number of carbon inH2Co3​

Answer 1

Answer: Oxidation number is 4

Explanation:

oxidation number of H atom is H2CO3 = 1×2 = 2

Let the oxidation number of Carbon be x

Oxygen has oxidation number of -2, three O atoms are present hence the oxidation number of oxygen is -2×3 = -6

solving the equation 2+x+3(-2) = 4

value of x is 4