C1.3 Acid, Bases and Indicators

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Question 1 of 23

1. An acid is a compound that reacts with metals to form salt and hydrogen gas

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Question 2 of 23

2. Acids react with carbonates and hydrogen carbonates to produce salt, water, and carbon (iv) oxide?

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Question 3 of 23

3. What is the main disadvantage of Litmus indicator paper?

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Question 4 of 23

4. A base is a substance which when reacted with acids forms salt and water as the only products?

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Question 5 of 23

5. Mention the uses of the base?

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Question 6 of 23

6. Mention the pH scale values of a weak base in universal indicators

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Question 7 of 23

7. What color is litmus paper in the base?

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Question 8 of 23

8. Which statement is CORRECT about a universal indicator

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Question 9 of 23

9. Mention the difference between acids and bases?

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Question 10 of 23

10. Mention the pH scale values of a strong base in universal indicators?

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Question 11 of 23

11. Mention the pH scale values of weak acids in universal indicators?

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Question 12 of 23

12. Very reactive metals like potassium, sodium, and Calcium react violently with acids?

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Question 13 of 23

13. Mention the properties of acids

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Question 14 of 23

14. What color is litmus paper in a neutral solution?

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Question 15 of 23

15. Mention the uses of acids?

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Question 16 of 23

16. Mention the pH scale values of strong acids in universal indicators

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Question 17 of 23

17. Which indicator is mainly used to provide information about the strength of an acid or base?

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Question 18 of 23

18. Mention the properties of the base?

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Question 19 of 23

19. Materials that are used to classify various substances as either acids or bases are known as?

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Question 20 of 23

20. Mention the pH scale values of a neutral solution in universal indicators?

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Question 21 of 23

21. METAL + ACIDS = METAL SALT + HYDROGEN GAS

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Question 22 of 23

22. What color is litmus paper in acids?

Question 22 of 23

Question 23 of 23

23. Mention the effects of acids on substance?

Question 23 of 23