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General Chemistry Previously Asked Questions: Acid, Base and Salt
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General Chemistry Previously Asked Questions: Acid, Base and Salt
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25 Questions

1. Which acid is considered as a basic chemical in Industry?
2. Sodawater obtained by passing carbon dioxide in water is
3. Which chemical compound is present in Bleaching Powder?
4. Goldsmiths uses aqua regia, which is prepared by mixing
5. Which one of the following substances is used in photography and also as an antichlor?
6. Which is not a Lewis acid?
7. The useful element in photography is
8. pH value shows the Numeric value of
9. Table salt (NaCl) is a product of
10. The chemical formula of washing soda is
11. An unknown gas quickly dissolves in water. This gaseous aqueous solution turns red litmus into the blue. This gas produces hydrogen chloride with a white flame. This unknown gas is
12. The chemical formula of baking soda is
13. An aqueous solution of copper sulphate is acidic in nature because the salt undergoes.
14. The hypo solution used in photography is an aqueous solution of
15. Consider the following statements.
1. Anhydrous Sodium bicarbonate is commonly known as baking sodium (baking soda).
2. Baking soda is used as a fire extinguisher.
3. Bleaching powders are produced in Hasnclaver plant. Which of these statements is right.
16. Which of the following acid do not contain Oxygen?
17. Antacids are
18. A solution turns red litmus blue. The pH of solution is
19. Which one of the following is coated on the photographic plate?
20. Assertion (A): To dilute sulphuric acid, acid is added to water and not water to acid. Reason (R): Specific heat of water is very high.
21. When eno salt is poured into the water, bubbles forms, which is due to
22. Tubelight is filled with
23. Match List-I with List-II and select the correct answer using the code given below the lists. List-I
(a) Washing soda
(b) Caustic soda
(c) Neela thotha
(d) Hypo List-II
1. Sodium Hydroxide
2. Copper Sulphate
3. Sodium Thiosulphate
4. Sodium Carbonate Code
(a) (b) (c) (d)
24. What is Neela thotha?
25. Which one of the following statements is not correct?

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