Question

To react completely with $0.1moleofH_{2}S$ in acidic medium, what is the number of moles of $K_{2}Cr_{2}O_{7}$ required?
Here, $H_{2}S$ is getting oxidised into sulphur.

• A. $\frac{1}{30}$
• B. $\frac{2}{5}$
• C. $\frac{4}{9}$
• D. $\frac{1}{9}$

Answer 1

Answer: (A)

$\frac{1}{30}$