Question

C. WRITE TRUE OR FALSE FOR EACH STATEMENT.

1. In an exothermic reaction, heat is given out.
2. In a chemical reaction no new substance is formed.
3. Reaction of zinc pieces with hydrochloric acid is an exothermic reaction.
4. Glowing of an electric bulb is a physical change.
5. Breaking of a glass tumbler is a reversible change.
6. Burning of wood is a chemical change.​

Answer 1

Answer:

1. T
2. F
3. F
4. T
5. F
6. T

Explanation:

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Answer 2

Answer:

1. True

2. False

3. True

4. True

5. False

6. True