Question

Which of the following is an indication of chemical change? pick one of the letters A.change in shape B.change in color C.change in odor D.release of gas

Answer 1

Answer:

OPTION A : CHANGE IN SHAPE

HOPE IT HELPS YOU MARK AS BRAINLIST PLEASE

Answer 2

An indication of chemical change is- D. release of gas.

• Chemical change is the irreversible change in which formation of a new substance takes place. A chemical reaction may result in the release of energy or gas. The formation of gas is an indication of chemical change.
• In some chemical reactions, colour or odour of the reactants changes.
• Change in shape is a physical change as no new substance is formed.