Question

A. VERY SHORT ANSWER TYPE QUESTIONS
1. Classify the following into physical and chemical changes:
(a) melting of ice
(b) growing of a tree
(c) rusting of iron
2. What kind of change is burning of fuels ?
3. What are the necessary conditions for rusting to take place?
4. Name two reversible changes.
5. Name two alloys.
(d) magnetisation of an iron piece​

Answer 1

Answer:

all are chemical changes why you don't listen to teachers in your class

Explanation:

you are a gobbar

Answer 2

Answer

1. Physical change
2. Chemical change
3. Chemical change
4. Chemical change
5. H2O is necessary ( in common language we say humidity or moisture)
6. Addition rxn and decomposition rxn

Explanation:

No idea about alloys otherwise all above are correct....