Question

A certain mixture contains gases according to the following proportions. Name the first two gases obtained after they are arranged in the decreasing order of their content.

• A. Oxygen, Nitrogen
• B. Sulphur, Carbon dioxide
• C. Sulphur, Oxygen
• D. Nitrogen, Sulphur

Answer 1

Answer: (B), (C)

The correct options are
B

Sulphur, Carbon dioxide

C

Sulphur, Oxygen

According to the pie chart, sulphur dioxide has the highest content which is 50%. Carbon dioxide has 25%. Nitrogen and oxygen combined together have 25% content according to the pie chart. Therefore, when we arrange them in the decreasing order the first gas that we get is sulphur dioxide and the second one is carbon dioxide.