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MCQs for Acids Bases and Salts
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MCQs for Acids Bases and Salts
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17 Questions

1. At what temperature is gypsum heated to form Plaster of Paris?
2. In terms of acidic strength, which one of the following is in the correct increasing order?
3. Alkalis are
4. Na2CO3 . 10H2O is"
5. An aqueous solution turns red litmus solution blue. Excess addition of which of the following solution would reverse the change?
6. Tomato is a natural source of which acid?
7. Nettle sting is a natural source of which acid?
8. In terms of acidic strength, which one of the following is in the correct increasing order?
9. Rain is called acid rain when its:
10. Chemical formula of washing soda is
11. Tomato is a natural source of which acid?
12. What is the pH range of our body?
13. Tooth enamel is made up of
14. Which one of the following salts does not con-tain water of crystallisation?
15. Sodium hydroxide turns phenolphthalein solution
16. What happens when a solution of an acid is mixed with a solution of a base in a test tube? (i) Temperature of the solution decreases (ii) Temperature of the solution increases (in) Temperature of the solution remains the same (iv) Salt formation takes place
17. Rain is called acid rain when its: