Question

B VERY SHORT ANSWER QUESTIONS: Give one-word answers.
1. Which of these is a salt-hydrochloric acid, sodium hydroxide, sodium chloride?
2. If a liquid turns blue litmus red, is it an acid, base or salt?
3. Methvl orange has
colour in an acidic solution
4. When water is added to a strong acid, it becomes dilute. True or false?
5. Name one mineral acid
6. Milk contains
acid.
7. Which gas is produced when sodium carbonate reacts with dilute hydrochloric acid?
8. Name the reaction between an acid and a base which forms a salt and water,
9. Which acid is used in the manufacture of the fertilizer superphosphate?
10. An
is a base that is soluble in water,
11. Which base does not have a metal atom in its molecule?
12. Is sodium hydroxide an acid or a base?
13. Turmeric turns
in acidic solutions.
14. If you are a manufacturer of soap, which base would you require?
15. Which base will you take as medicine, if you are having a stomachache due to indigestion?
16. A salt is formed when a metal displaces hydrogen from an acid. True or false?
17. What is the colour of litmus paper in an alkali?​

Answer 1

Answer:

2. Acid

4. True

__________

Answer 2

Answer:

1 sodium chloride

2 acid

3 red

4 true

5 sulphuric acid

6 lactic acid

7 carbon dioxide

8 nuetralisation reaction

9 sulphuric acid

10 sodium hydroxide

11 potassium

12 base

13 yellow

14 sodium hydroxide

15 magnesium hydroxide ( milk of magnesia)

16 true

17 blue ( red litmus turns blue )

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