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 36 of 45

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Q351.
The residence time of NO and NOβ‚‚ in atmosphere are respectively in days
Discuss
Answer: (d).Four and Three
Q352.
Acidification of soil can leach metals
Discuss
Answer: (d).Ca
Q353.
Paddy fields produce significant amount of gas
Discuss
Answer: (a).CHβ‚„
Q354.
Mean residence time of methane in atmosphere in years is
Discuss
Answer: (c).Three to Seven
Q355.
1-9 % of sulphur is present in
Discuss
Answer: (c).Coal
Q356.
Eample of more toxic element is
Discuss
Answer: (c).Hg
Q357.
PAN, Ozone, sulphuric acid, peroxybenzol, aldehydes and ketones are called
Discuss
Answer: (b).Secondary pollutants
Q358.
Poisoning of CO can be reversed by giving oxygen at pressure
Discuss
Answer: (b).High
Q359.
In water, most oxidizing agent is dissolved Oβ‚‚ in the concentration ranges from
Discuss
Answer: (b).4 - 8 ppm
Q360.
The gas essential for life is
Discuss
Answer: (a).Oβ‚‚