Advertisements
Advertisements
प्रश्न
Give reason:
A burning candle stops burning if covered with a glass tumbler
Advertisements
उत्तर
Oxygen is necessary for combustion when covered with a glass tumbler supply of oxygen stops.
APPEARS IN
संबंधित प्रश्न
Statement given below is incorrect. Write the correct statement :
Symbiotic bacteria are present in nodules of cereal plants such as wheat.
Briefly state the importance of Water vapour.
What happens when Carbon burns in oxygen ? Also give the balanced chemical equation for the reaction.
Give a reason why water droplets appear on the outer surface of a tumbler containing ice.
Why is carbon-dioxide gas used to extinguish fire?
How do the roots of land plants get oxygen for breathing?
What is the composition of air?
Why does a lump of cotton wool shrink in water?
______ is used as a substitute for compressed air in tyres.
Oxygen is used to oxidize ______.
