Question

A. Very short answer questions
1. Which of these is generally reversible - physical change or chemie
lor chemical chan
2. What type of change is freezing of water?
3. What will happen to a piece of iron if it is left in the open for some time?

4. What is blue vitriol?
5. What type of change is called chemical reaction?​

Answer 1

Answer:

Physical change is reversible {1}

Explanation:

Answer 2

1. physical changes reversible change
2. it is a physical change
3. it will start rusting
4. sorry I don't know
5. a change which is irreversible

hope it helps