state gov Rajasthan Animal Attendant (पशु परिचर) Mock Test 2023-24 General Science Chemistry Chemical Reaction
Consider the following cases and choose the correct option.
A. Green Layer is formed on the copper plate when kept in open.
B. A ice block kept on the table melts.
C. Salt is dissolved in water
1
A is physical change, B and C are chemical change
2
A and B are chemical change, C is physical change
3
A is chemical change, B and C are physical change
4
A and B are physical change, C is chemical change
5
Question Not Attempted