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Chemistry Mixed Test

Engineering entrance

15 Questions Published
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Questions

Question 1 Multiple Choice (Single Answer)

Which of the following compounds is/are produced when lactic acid is treated with fenton reagent?

  1. Pyruvic acid
  2. Acetic acid
  3. Acetaldehydes and formic acid
  4. Propanoic acid
  5. Both (3) and (4)
Question 2 Multiple Choice (Single Answer)

Which of the following compounds is produced by heating galena in air at 300oC?

  1. Litharge
  2. Red lead
  3. Red brown lead
  4. White lead
  5. Massicot
Question 3 Multiple Choice (Single Answer)

Which of the following is an important constituent of rose oil?

  1. Ionone
  2. Nitrobenzene
  3. Pyridine
  4. Resorcinol
  5. Both (3) and (4)
Question 4 Multiple Choice (Single Answer)

Which of the following compounds is produced when chlorocyclohexane is treated with triethylamine?

  1. Cyclohexene
  2. Benzene
  3. Toluene
  4. Trans-1,2 cyclopentanediol
  5. Cis-dimethylcyclopropane
Question 5 Multiple Choice (Single Answer)

Wohl-Aue's reaction is used to synthesise

  1. triacetate hydroxyquinol
  2. phenazine
  3. catechol
  4. quinol and catechol
  5. Both (1) and (2)
Question 6 Multiple Choice (Single Answer)

The compound 2-aminopyridine is synthesised by

  1. Gomberg's reaction
  2. Chichibabin's reaction
  3. Wohl-Aue's reaction
  4. Thiel's reaction
  5. Koch's reaction
Question 7 Multiple Choice (Single Answer)

Which of the following statements is correct?

  1. Tartar emetic is used as a medicine (emetic) for the treatment of vomiting and poisoning.
  2. Tartar emetic is used for the preparation of Fehling's solution.
  3. Tartar emetic is used for the fermentation of dilute solution of sugar.
  4. Tartar emetic is used for making blueprints.
  5. Tartar emetic is used for making baking powder.
Question 8 Multiple Choice (Single Answer)

_________ act as basic amino acids.

  1. Glutamic acid and arginine
  2. Glycine and serine
  3. Aspartic acid and glutamic acid
  4. Lysine and argenine
  5. Both (1) and (2)
Question 9 Multiple Choice (Single Answer)

Uretane is formed when

  1. isocyante reacts with alcohol
  2. phenol is heated with excess of formaldehydes
  3. excess phenol is heated with formaldehydes
  4. propylene is treated with Ziegler-Natta catalyst
  5. None of these
Question 10 Multiple Choice (Single Answer)

Which of the following compounds is toxic, used in explosives and has a bitter taste?

  1. Nitrochloroform
  2. Phenyldichloroarsine
  3. Picramic acid
  4. Lindane
  5. Chloranil
Question 11 Multiple Choice (Single Answer)

What is Skraup synthesis known for?

  1. Synthesis of quinoline
  2. Synthesis of quinaldine
  3. Synthesis of isoquinoline
  4. Synthesis of indole
  5. Both (2) and (3)
Question 12 Multiple Choice (Single Answer)

Which of the following reagents can act as an oxidising agent in the contamination of water?

  1. Tilden,s reagent
  2. Lucas' reagent
  3. Collin's reagent
  4. Fenton's reagent
  5. Millon's reagen
Question 13 Multiple Choice (Single Answer)

_____ is produced when tetrazotised m-phenylenediamine is coupled with m-phenylenediamine in the presence of an acid.

  1. Diamond black F
  2. Bismarck brown
  3. Para red
  4. Methyl orange
  5. Chrysoidine
Question 14 Multiple Choice (Single Answer)

The IUPAC name for Michler's ketone is

  1. (R)-3-methylcyclopentadecanone
  2. 3,5,5-trimethyl-2-cyclohexene-1-one
  3. 2,6-dimethyl-2,5-heptadien-4-one
  4. 4,4-bis(dimethylamino)benzaphenone
  5. Both (1) and (2)
Question 15 Multiple Choice (Single Answer)

Ammonia is produced as a side product in

  1. Serpeck's process
  2. Ostwald's process
  3. Brikeland and Eyde's process
  4. Carter's process
  5. Both (1) and (2)
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