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WorksheetsEU 3_Nitrogen and Its Compounds Quiz
Total questions: 21
Worksheet time: 26mins
What percentage of the air is made up of nitrogen?
21%
78%
50%
65%
How is nitrogen industrially separated from air?
By passing it through a filter
By fractional distillation of liquid air
By heating the air
By freezing the air completely
Nitrogen in the air exists in which molecular form?
N
N₂
NO₂
NH₃
Which chemical process is used to produce ammonia industrially?
Haber Process
Fractional Distillation
Electrolysis
Ostwald Process
What happens when nitrogen dioxide (NO₂) dissolves in water?
It forms a basic solution
It forms an acid solution
It turns into ammonia
It produces hydrogen gas
True or False: Nitrogen is very reactive at room temperature.
True
False
True or False: Ammonia turns damp red litmus paper blue, showing it is a basic gas.
True
False
True or False: Nitrogen can only be produced in a laboratory using ammonium salts.
True
False
True or False: Nitric acid is prepared in the laboratory by heating sulfuric acid with potassium nitrate.
True
False
True or False: Nitrates decompose into nitrogen gas and oxygen when heated.
True
False
Ammonia is produced by the reaction of nitrogen gas with (a) gas in the Haber process.
Nitrogen dioxide is a (a) colored gas with a pungent smell.
Ammonia is tested by bringing it into contact with hydrogen chloride fumes, forming dense (a) fumes of ammonium chloride.
The Ostwald process is used to manufacture (a) acid.
Nitrogen is an unreactive gas because of its strong (a) bond.
Explain why nitrogen does not support combustion.
Describe one use of ammonia in industry.
What two products are obtained when nitrogen reacts with hydrogen in the Haber process?
How can you test if a gas is ammonia using litmus paper?
Name one reason why nitrogen gas is used as a refrigerant.
Name one reaction or process where nitrogen compounds are used to manufacture explosives.
