Basic Chemistry Everyday Science Test Online

Photo of Maan Ali Maan AliLast Updated: September 22, 2025

Everyday Science Basic Chemistry Test

Total Questions: 50
Time Allowed: 25 Minutes
Total Marks: 50
How to Attempt Test: Please choose the right Option in MCQ-type question.
Test Helpful For: Everyday Science Test
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 Basic Chemistry Practice Mcqs Online

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1. Which gas is produced during photosynthesis?

2. Which is the chemical formula of table salt?

3. Which element is used for disinfecting drinking water?

4. Which is the heaviest naturally occurring element?

5. Which gas is known as laughing gas?

6. Which element is the main component of diamonds?

7. Which gas is responsible for acid rain?

8. Which gas is essential for respiration in humans?

9. Which element is essential for hemoglobin formation in blood?

10. Which element is used in making nuclear fuel rods?

11. Which gas is used in fire extinguishers?

12. Which is the universal solvent?

13. Which gas is known as “poisonous gas” emitted from vehicles?

14. Which element is commonly used in antiseptic solutions?

15. Which element is used in pencils?

16. Which acid is present in the stomach to aid digestion?

17. Which gas turns lime water milky?

18. Which is the main element of organic compounds?

19. Which is the chemical formula of water?

20. Which element is essential for strong bones and teeth?

21. Which gas is used in refrigerators as a coolant?

22. Which is the lightest gas known?

23. Which element is used in making stainless steel along with iron?

24. Which element is used in making batteries?

25. Which is the smallest particle of an element that retains its properties?


 

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Photo of Maan Ali Maan AliLast Updated: September 22, 2025
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Maan Ali

Hey there! I'm Maan Ali, your online test prep pal. Join me in the adventure of acing exams with ease. I'll share tricks, practice tests, and all you need to rock your studies. Let's make learning fun and success a sure thing!
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