Chemistry MCQs
Practice free Chemistry multiple-choice questions with instant answer feedback and step-by-step solutions. Click an option to check yourself, reveal the full explanation, and work through all 1238 questions — no login required.
Question 352hard
Gobar gas contains mainly :
Question 353medium
Gobar gas mainly contains
Question 354easy
The main constituent of biogas is
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Question 355easy
An example of replenishable energy source is–
Question 356hard
For generation of biogas, the materials commonly used are
Question 357easy
The main constituent of natural gas is
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Question 358hard
Which of the following is biodegradable ?
Question 359hard
Which of the following is a commercial source of energy?
Question 360easy
Which of the following is not a commercial source of energy?