Question

D. Write 'true' or 'false' for the following statements :
T
Statement
1. Magnesium reacts with caustic soda solution to liberate hydrogen gas.
2. Sodium reacts with hydrochloric acid explosively.
3. On electrolysis of acidulated water, two volumes of oxygen and one
volume of hydrogen are formed.
4. Zinc sulphate is used as catalyst during laboratory preparation of
hydrogen gas.
5. Calcium reacts with cold water and forms calcium hydroxide and
hydrogen gas.​

Answer 1

Answer:

1.T

2.T

3.T

4.F

5.F

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Answer 2

Answer:

1 true

2 true

3 false

4 false

5 true