Question

Which of the following is a physical change?

OPTIONS

A)Heating of copper sulphate crystals.
b) Burning of magnesium ribbon in air.
C) Reaction of zinc with dilute sulphuric acid.
D)Reaction of barium chloride and sodium sulphate

Answer 1

Answer:

Changes in the size or form of matter are examples of physical change. Physical changes include transitions from one state to another, such as from solid to liquid or liquid to gas. Cutting, bending, dissolving, freezing, boiling, and melting are some of the processes that create physical changes.