General Science Basic Chemistry Quiz Online Test For Prep Questions with Answers Mcqs

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Given over this page is a free online general science quiz which includes important Mcqs questions and answers related to the basic knowledge of Chemistry. All the individuals who are going to appear in any everyday science related written exam or interview are strongly recommended to use our tests as guide for easy and quick preparation.

General Science Basic Chemistry Quiz Online Test For Prep Questions with Answers Mcqs

Basic Science

1. During electrolysis, metals are deposited at the cathode, because the cathode,

Question 1 of 20

2. Which of the following gases is used in fire extinguishers?

Question 2 of 20

3. When radioactive rays are passed through air or any gas, they cause it to:

Question 3 of 20

4. The liberation of energy in sun is due to?

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5. Oxidation involves:

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6. X-rays are produced when a stream of electrons in an X-ray tube?

Question 6 of 20

7. In fireworks, the green flame is produced because of:

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8. Atom bomb is based on the principal of?

Question 8 of 20

9. Ozone is present in which of the following layers of atmosphere:

Question 9 of 20

10. Cooking gas is a mixture of which of the following two gases?

Question 10 of 20

11. Stains of rust from iron on cloth can be removed by:

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12. Rise in temperature, the conductivity of metals will:

Question 12 of 20

13. What is the chemical name of Baking Soda?

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14. Nameplates made of brass get discoloured in air because of the presence of which of the following gases in the air?

Question 14 of 20

15. The reason for chlorination of water is:

Question 15 of 20

16. Generally in a given period in the periodic table, as we move from left to right, the electropositive character of elements:

Question 16 of 20

17. In the periodic table, elements have been arranged?

Question 17 of 20

18. When we move from left to right in second period, the atomic volume of the element?

Question 18 of 20

19. Which group of elements in the periodic table show highest first ionization potential. Elements in the:

Question 19 of 20

20. The reaction taking place at anode and cathode are respectively?

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