Volatile materials can exist as gases at the Earth's surface.Which of the following is NOT a volatile material?
A) water
B) silicon
C) hydrogen
D) carbon dioxide

Question

Quizplus · Accepted Answer

Volatile materials are substances that can exist as a gas at the Earth's surface. Out of the options given, silicon does not exist as a gas at the Earth's surface, so it is not a volatile material. Water, hydrogen, and carbon dioxide can all exist as gases under certain conditions, so they are volatile materials.

Volatile Materials Can Exist as Gases at the Earth's Surface