Lesson: Identifying Gases

In this lesson, we will learn how to use qualitative chemical tests to identify common gases, including hydrogen, oxygen, carbon dioxide, and chlorine.

Sample Question Videos

07:49

Worksheet: 4 Questions • 1 Video

Q1:

What is the probable identity of the gas?

Why does the splint glow more brightly than it did when burning in air?

Which of the following reactions could have produced the gas?

Q2:

What is the probable identity of the gas?

What is the probable identity of the colorless liquid?

Which of the following reactions could have produced the gas?

Q3:

What is the probable identity of the gas?

Which chemical is responsible for the cloudy appearance of the solution?

Which of the following reactions could have produced the gas?

Which of the following substances could be added to the cloudy limewater to produce a clear solution?

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