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This quiz contains multiple-choice problems on nitrating agents, nitrate estates, nitration of organic solvents and paraffinic hydrocarbons, types of process equipment, mixed acids, and preparations.
What is the formula of nitrogen pentoxide?
N{3}O{5}
N{2}O{4}
N{2}O{5}
N{3}O{4}
What is N{2}O{4} called?
Nitrogen pentoxide
Nitrogen trioxide
Nitrogen dioxide
Nitrogen tetroxide
What is the formula for nitrite ion?
NO{2}-
NO{3}+
NO
NO+
HNO{3} + 2H{2}SO{4} ——-> __ + H{3}O + 2H{2}SO{4}
NO+
NO{2}+
NO{3}+
None of the above
Nitric acid has different types of ultraviolet spectrums. True or false?
True
False
What is the chemical representation of the azide ion?
N-
N-2
N−3
N-4
The three different ultraviolet spectrums are dilute aqueous solvent, inert solvent and ester. True or false?
True
False
ArH + __ ——-> ArNO2 + H2O.
HNO
HNO{2}
HNO{3}
None of the above
The nitrating agent is a __ reactant.
Electrophilic
Nucleophilic
All of the above
None of the above
The electron density is least at which position?
Ortho
Para
Meta
Equal at all places
Nitration products predominate at the ortho and para positions. True or false?
True
False
The nitration reaction introduces one or more __ groups into a reacting molecule.
Nitro
Nitrite
Ammonia
None of the above
Which of the following is the most important nitrating medium?
Nitric acid and H{2}SO{3}
Nitric acid and sulphuric acid
Nitrogen tetroxide and H{2}SO{4}
All of the above
The mixture of nitric acid and sulphuric acid is called
Nitrite ion
Combined acid
Addition acid
Mixed acid
Which position does the nitro group enter?
Ortho
Para
Meta
All of the above
