Question

Which gas has a characteristic rotten egg smell?

Answer 1

• Hydrogen sulfide gas has a characteristic rotten egg smell.
• The formula of hydrogen sulfide is${\mathrm{H}}_2\mathrm{S}$.
• It is a flammable and colorless gas.
• Hydrogen sulfide gas is also known as “sewer gas” because it is often produced by the breakdown of waste material.