Advertisements
Advertisements
प्रश्न
Select the chemical changes from the following list of changes
Respiration in mammals.
Advertisements
उत्तर
Respiration in mammals is a CHEMICAL change, we breathe in oxygen and breathe out carbon dioxide. It is irreversible and composition changes.
APPEARS IN
संबंधित प्रश्न
What do you observe when :
lighted match stick is brought near the mouth of the test tube containing hydrogen gas.
Name a chemical change which takes place in presence of:
State whether the following is physical or chemical changes.
lightning —
Tick (√) the correct alternative from the choice given for the following statement
Which one of the following is volatile in nature ?
Tick the most appropriate answer.
Physical changes are
Which of the following are physical changes and which are chemical changes ?
Glowing of an electric bulb
Fill in the blank.
The reaction in which energy is evolved is called
Given reason:
Freezing of water to ice and evaporation of water are physical changes.
Is a change of state of matter – a physical or a chemical change. Give reasons.
Select the chemical changes from the following list of changes
Change of seasons
