Advertisements
Advertisements
प्रश्न
Classify the following as a physical or a chemical change.
Butter getting rancid
Advertisements
उत्तर
Chemical change
APPEARS IN
संबंधित प्रश्न
Write true or false for the statement
A natural change can also be a desirable change
Dissolving salt in water is a reversible change.
State whether the following is physical or chemical changes.
cutting wood into small pieces —
Fill in the blank
Heat is ________ by a gas during the process of condensation.
Classify the following as a physical or a chemical change.
Drying of wet clothes
Classify the following as a physical or a chemical change.
Manufacture of salt from sea water
Name the following:
The type of change physical or chemical involved – ‘when a substance undergoes a change in state, colour or size’.
Give a reason why
Freezing of water is a reversible change while burning of a candle – an irreversible change.
Give the reason why the following is considered as chemical changes.
A bright light is seen evolved when a strip of magnesium is heated.
What type of energy changes is associated when ice melts?
