Advertisements
Advertisements
प्रश्न
Carbon dioxide occurs both in the free state and in the combined state.
State three methods how carbon dioxide is added to the atmosphere.
Advertisements
उत्तर
Carbon dioxide is added to the atmosphere by
- Burning of carbon compounds – wood petroleum.
- Death and decay of organic matter.
- Respiration in living organisms.
APPEARS IN
संबंधित प्रश्न
State the term:
The property by which atoms of an element link together to form long chain or ring compounds.
Explain the term ‘green house effect’. How can it be both beneficial and harmful for life on earth ?
Name a gas which, though a compound of carbon, is not studied under organic chemistry.
List the conclusions you will draw while studying the following properties of ethanoic acid :
(a) Odour
(b) Solubility in water
(c) Effect on litmus paper
(d) Reaction with sodium hydrogen carbonate
All the carbon bonds in a saturated hydrocarbon ______ electrons.
Give a balanced equation for the following conversion: [In one or two steps]
A metallic oxide to calcium carbonate.
Give reason for the following:
It is dangerous to stand behind a running engine of a vehicle.
Elemental carbon undergoes ______ reaction at room temperature.
______ is the main constituent of coal.
A large family of fullerene exists, starting at ______ and ______ reaching up to.
