Science, asked by duragpalsingh, 1 year ago

Write 5-5 lines about each gas.
1. Methane
2. CFCs
3. Carbon Dioxide
4. Helium
5. Oxygen
6. Nirogen
7. Argon
8. Neon

Answers

Answered by Subhikshamurari
3
Methane:
Methane gas is a chemical compound with chemical formula CH4. It is the simplest form of Alkanes. It is a green house gas. It is the natural gas. It is a Covalent compound.

CFCs:
They are colourless & odourless organic compounds.They are highly stable compounds. They are heavier than air.They are volatile.It is a green house gas.

Carbon dioxide:
It is a colourless & odourless gas.It is a Covalent compound. It turns lime water milky. It is Soluble in water. It extinguishes a glowing splinter.

Helium:
It is an element with Atomic number 2. It is a stable element. It has the lowest boiling point among all the elements. It has a low density. It is lighter than air. It belongs to the Noble gas family.

Oxygen:
It is a colourless & odourless gas. It supports combustion. It is a diatomic gas. It is highly reactive​. It is a strong oxidizing agent.

Nitrogen:
It is colourless & odourless gas. It is non-flammable. It does not support combustion. It is a diatomic gas. It burns with a greenish yellow flame.

Argon:
It is a stable element. It is Soluble in water. It is colourless & odourless gas. It is non-flammable. It exists in liquid and gaseous state.

Neon:
It is a colourless & odourless gas. It is a stable element. It is a monoatomic gas. It has an Atomic number of 10. It glows when high electric voltage is passed through it.


Hope it helps.............



Answered by no2
2
1) Methane :- It is one of the most important green house gas and excess of it pollutes the environment. It is formed by the decay of dead plants and organisms.

2) CFCs :- It is released by some of the cooling equipments like air conditioner, refrigerator, etc. It is a harmful gas and increases the pollution in the nature. It is one of the main element that increases pollution and temperature too.

3) Carbon dioxide :- This is one the most important green house gas. It is released by many of the things like burning of coal and we human being also produce and the excess of CO2 increases the temperature and acts as a main element of global warming.

4) Helium :- It is one of the noble gas and is very light gas. It is used as cooling element of Large Hadron Collider (LHC). It is light gas but isn't used to fill balloons because it is highly reactive.

5) Oxygen :- It is also one of the noble gas and is a life giving gas to all of the human beings and animals. Our planet earth is only the planet containing this gas. Plants are the one natural resource that produce this gas.

6) Nitrogen :- This gas is used as a refrigerant. This gas is used to provide unreactive environment. This gas is used to provide cool temperature to food that helps the food to maintain its moisture and nutrition content in it.

7) Argon :-This gas is also a noble gas. This gas is used in welding and is used in the bulbs to stop corroding by oxygen.

8) Neon :- This gas is having 40 times more of the refrigerating capacity then Helium and 3 times more of Oxygen. It is used in many of the refrigants as it is cheaper than Helium.

Hope this helps......
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