Basic Chemistry MCQs

Welcome to our comprehensive collection of Multiple Choice Questions (MCQs) on Basic Chemistry, a fundamental topic in the field of Chemistry. Whether you're preparing for competitive exams, honing your problem-solving skills, or simply looking to enhance your abilities in this field, our Basic Chemistry MCQs are designed to help you grasp the core concepts and excel in solving problems.

In this section, you'll find a wide range of Basic Chemistry mcq questions that explore various aspects of Basic Chemistry problems. Each MCQ is crafted to challenge your understanding of Basic Chemistry principles, enabling you to refine your problem-solving techniques. Whether you're a student aiming to ace Chemistry tests, a job seeker preparing for interviews, or someone simply interested in sharpening their skills, our Basic Chemistry MCQs are your pathway to success in mastering this essential Chemistry topic.

Note: Each of the following question comes with multiple answer choices. Select the most appropriate option and test your understanding of Basic Chemistry. You can click on an option to test your knowledge before viewing the solution for a MCQ. Happy learning!

So, are you ready to put your Basic Chemistry knowledge to the test? Let's get started with our carefully curated MCQs!

Basic Chemistry MCQs | Page 31 of 45

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Q301.
The gas fixed by bacteria is
Discuss
Answer: (a).Nโ‚‚
Q302.
Elements in lithosphere exist generally as
Discuss
Answer: (d).Minerals
Q303.
Oxygen in atmosphere is
Discuss
Answer: (b).21%
Q304.
One of the oxidizing agents is eye irritant and toxic to plants
Discuss
Answer: (c).PAN
Q305.
August Smith discovered in the mid of 17th century
Discuss
Answer: (c).Acid rain
Q306.
Which one of the following is least toxic among the given?
Discuss
Answer: (d).Si and C
Q307.
Excessive supply of CO causes
Discuss
Answer: (d).All of above
Q308.
Coagulation removes suspended particles in rainwater
Discuss
Answer: (c).80%
Q309.
The percentage of Nitrogen in the atmosphere is
Discuss
Answer: (c).78%
Discuss
Answer: (d).All of above