158k views
2 votes
Classify each of the following as a physical change or chemical change. Give reasons for the answers:

a) metallic lustre
b) boiling point
c) explodes when ignited
d)changes colour when mixed with water

User Flake
by
8.5k points

1 Answer

3 votes
b)is physical change cause it can back from it's normal condition.
c &d) chemical change cause it cannot back from it's normal conditions.
I hope it will help
User Shamittomar
by
7.8k points
Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.