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Aptitude Test Topic: Chemistry

Chemistry test evaluate test taker's in-depth understanding of the subject.

Directions

The following are questions of Chemistry. Select the correct option to represent your answer.

To give the answer click/tap the option alphabet for your answer choice. for correct answer green check and for wrong answer a red cross will appear along with a button to show explanation with or without video of the question answer.

Chemistry: All Topics Practice MCQ

Question Statement:

Which gas is mixed with Oxygen for respiration by divers in deep sea?

Helium

Nitrogen

Xenon

Ammonia

Explanation:

Correct Answer: A

Sol. Heliox is a breathing gas composed of a mixture of Helium (He) and Oxygen (O_2). This is frequently used for respiration by divers in the deep sea.

Question: 7 Test: 6 of 15 Next Test

Tests

You are taking Aptitude Test No. 6

Each aptitude test is comprised of 10 except the last test which might have fewer than 10 in some topics.

You are at question (MCQ) number 7 and Test Number 6 of Chemistry: All topics. To deal with Chemistry questions, you must take lesson on the subject. In case of science and Art subjects revise your text books and in case of general aptitude topics take lessons from the topic page.

The question: Which gas is mixed with Oxygen for respiration by divers in deep sea? .... with options: Helium, Nitrogen, Xenon, Ammonia can be solved with the concepts and understanding of Chemistry.