Uses of Nitrogen

Q.

Name a non-metal which is used to convert vegetable oil into vegetable ghee.

Q.

Draw a labelled diagram of the apparatus you would use to determine the specific latent heat of vaporization of steam by the method of mixtures. State the two most important precautions you should take in performing the above experiment.

Q.

Name any two regions of the plant which specifically requires nitrogen.

Q.

Nitrogen gas and nitrogen compounds, both are very important for:

1. industrial uses

2. domestic uses

3. space uses

4. pharmaceutical uses

Q. All the plants require nitrogen for:

1. reproduction
2. photosynthesis
3. transpiration
4. growth

Q.

8. Air is a homogeneous mixture of gases which also contains argon and nitrogen which are used for filling electric bulbs. But air is not filled in electric bulbs because

1. the active component of air oxidizes the filament

2. the boiling point of air is greater than that of argon or nitrogen

3. air has impurities like dust particles

4. air exerts more pressure

Q. name 2 nitrogen, compounds obtained by industrial fixation

Q. List out some uses of nitrogen. (2 marks)

Q. Which is the gas-filled in tires to increases their efficiency

Q. Assertion :Nitrogen gas is filled in electric bulbs. Reason: Nitrogen is colorless, odourless and tasteless gas.

1. Both Assertion and Reason are correct and Reason is the correct explanation for Assertion
2. Both Assertion and Reason are correct but Reason is not the correct explanation for Assertion
3. Assertion is correct but Reason is incorrect
4. Assertion is incorrect but Reason is correct

Q. What are the other uses of nitrogen?

Q. Which element is used in manufacturing of the chemicals given below?

1. 
2. 
3. 
4. 

Q.

Which of the non-metal is used as a refrigerant?

1. Nitrogen

2. Chlorine

3. Hydrogen

4. Oxygen

Q.

1. To prevent vaporization of mercury.
2. To increase the specific heat capacity of mercury.
3. To maintain mercury to remain in its state.
4. To improve conductivity of mercury.

Q. Fertilizers are added in order to provide plants with ___.

1. oxygen

2. carbon

3. hydrogen

4. nitrogen

Q. Nitrogen is used for filling the electric bulbs, because it is:

1. not helpful in burning
2. lighter than air
3. not poisonous
4. capable of giving more light by the bulb