Nitrogen

Q.

Is nitrogen a flammable gas?

Q.

What will happen when ammonia reacts with carbon dioxide?

Q.

Give the name of a basic amino acid.

Q.

The percentage of nitrogen present in the atmosphere is

1. 86%

2. 78%

3. 20%

4. 50%

Q.

Nitrogen is used as the food preservative as it has inert properties.

1. True

2. False

Q.

Tick the Correct Answer The Major Constituent of Atmosphere by Percent - GK Q&A

1. Nitrogen

2. Oxygen

3. Carbon dioxide

4. None of these

Q. Rashmi and Anisha were doing combustion test for carbon dioxide gas with proper experimental setup.They used matchstick for burning carbon dioxide.What will be the outcome of experiment?

1. Carbon Dioxide will burn with sound.
2. Carbon Dioxide will burn without sound.
3. Carbon Dioxide will not burn at all.
4. Flame will be extinguished

Q.

What will happen to the candle placed inside a jar containing nitrogen?

1. The flame will make a sound while burning

2. None of these

3. The flame will grow higher

4. The flame will be extinguished

Q.

Nitrogen exists in its elemental form as__.

1. Mono atomic gas
2. Diatomic gas
3. Triatomic gas
4. None of these

Q.

Why is nitrogen important for plants and animals?

1. It is an essential element of Protein

2. It is an essential element of Fats

3. It is important for respiration

4. It is an essential element of Carbohydrates

Q. Why are phosphorus and nitrogen essentially required by the aquatic plants and animals?

Q.

Which element is used for producing fertilizers like urea etc?

1. Oxygen

2. Sulphur

3. Carbon

4. Nitrogen

Q.

Nitrogen helps in controlling fire and prevents it from growing large.

1. True

2. False

Q.

Mention two disadvantages of nitrogenous fertilizers.

Q.

Carbon dioxide is used in the manufacture of ammonia.

1. True
2. False

Q. Calcium Cyanamide - CaNCN, which is produced by the Nitrogen fixation reaction of heating $Ca{C}_2$ and $N_2$ is black in colour – True or False?

1. False
2. True

Q.

What is the percentage of nitrogen present in the earth’s atmosphere?

1. 80%

2. 70%

3. 65%

4. 78%

Q.

Which of the following is the most vital component present in all living forms?

1. Evaporation

2. Raining

3. Thundering

4. Condensation

Q.

4. Mention some uses of nitrogen.

Q.

Which are the molecules of Nitrogen?

1. Amino acid

2. Protein

3. All of these

4. Nucleic acid

Q. Nitrogen along with is used in the manufacturing of ammonia.

1. hydrogen
2. carbon
3. oxygen

Q.

how do the fertilizers supply nitrogen to the plants ?

Q.

Calcium Cyanamide - CaNCN, which is produced by the Nitrogen fixation reaction of heating $Ca{C}_2$ and $N_2$ is black in colour – True or False?

1. True
2. False

Q.

Why is watet considered essential for survival of live ? Give reasons in 50 words strictly.

Q.

1. Chlorine
2. Sulphur
3. Oxygen
4. Phosphorus

Q.

write a chemical formula for nitrous oxide ( laughing gas) that is made up of two atoms of nitrogen and one atom of oxygen. also, write the chemicl formula of hydrogen peroxide made up of twoatoms of hydrogen and two atoms of oxygen.

Q. Where is arsenic used?