An example of a chemical change is………
a) boiling of water
b) evaporation of water
c) burning of paper
d) melting of ice
“Boiling of water” is an example of…………
NTS PET ------2018
a) chemical change
b) physical change
c) reversible change
d) irreversible changes
The red color of rose turns brown. It is a:
a) physical change
b) chemical change
c) reversible change
d) sudden change
A chemical change results in a……..
a) loss of matter
b) solution
c) phase change
d) different kind of matter
Cutting fruit and melting of wax are examples of
a) physical change
b) chemical change
c) change in pressure
d) change of color
The properties of physical changes are……..
a) temporary and irreversible
b) permanent and reversible
c) temporary and reversible
d) permanent and irreversible
