C1.3 Acid, Bases and Indicators

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Question 1 of 23

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

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Question 2 of 23

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

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Question 3 of 23

3. Mention the effects of acids on substance?

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Question 4 of 23

4. Mention the uses of acids?

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Question 5 of 23

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

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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. Mention the uses of the base?

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Question 8 of 23

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

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Question 9 of 23

9. Mention the properties of acids

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Question 10 of 23

10. Which statement is CORRECT about a universal indicator

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Question 11 of 23

11. METAL + ACIDS = METAL SALT + HYDROGEN GAS

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Question 12 of 23

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

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Question 13 of 23

13. Mention the difference between acids and bases?

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Question 14 of 23

14. What color is litmus paper in the base?

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Question 15 of 23

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

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Question 16 of 23

16. What color is litmus paper in acids?

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Question 17 of 23

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

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Question 18 of 23

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

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Question 19 of 23

19. Mention the properties of the base?

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Question 20 of 23

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

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Question 21 of 23

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

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Question 22 of 23

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

Question 22 of 23

Question 23 of 23

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

Question 23 of 23