Question

6. Give one example in each case
a. Change which occurs on heating but can be reversed.
Ans.
b. Change which occurs on heating but cannot be reversed.
Ans.
c. Change which occurs on cooling but can be reversed.
Ans.
d. Change which occurs on mixing two substances but can be reversed
Ans.
e. Change which occurs on inixing two substances but cannot be reversed.
Ans.​

Answer 1

Answer:

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Answer 2

a) mixing of salt and water

b) softening of iron on heating to red hot stage will be revesed