The atmosphere of Saturn contains which one of the following gas in large quantity ?

Detailed Solution:

The correct answer is “Methane”.

Methane is present in large quantities in the atmosphere of Saturn.

In fact, the atmosphere of Saturn is composed mostly of hydrogen (H2) and helium (He), with methane (CH4) being the third most abundant gas.

Other gases present in smaller quantities include ammonia (NH3), water vapor (H2O), and molecular hydrogen (H2).