Chapter 6: Class 10 Chemistry Exam Tests
Class 10 Chemistry MCQs - Chapter 6
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MCQ 26: The lower layer of the thermosphere is
MCQ 27: Which of the following is true about nitrogen dioxide?
MCQ 28: What is the term used for the envelope of gases and water vapor surrounding the planet earth?
MCQ 29: Which of the following has the lowest percentage in the air?
MCQ 30: Which of the following is responsible for the rise in temperature in the stratosphere?
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