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

Question 1 of 20

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

Question 2 of 20

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

Question 3 of 20

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

Question 4 of 20

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

Question 5 of 20

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

Question 6 of 20

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

Question 7 of 20

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

Question 8 of 20

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

Question 9 of 20

10. What is the chemical name of Baking Soda?
 
 
 
 

Question 10 of 20

11. The reason for chlorination of water is:
 
 
 
 

Question 11 of 20

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

Question 12 of 20

13. Oxidation involves:
 
 
 
 

Question 13 of 20

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

Question 14 of 20

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

Question 15 of 20

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

Question 16 of 20

17. Atom bomb is based on the principal of?
 
 
 
 

Question 17 of 20

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

Question 18 of 20

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

Question 19 of 20

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

Question 20 of 20


 

 

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