Which one of the following is not employed as antihistamine? fro

Subject

Chemistry

Class

NEET Class 12

Test Series

Take Zigya Full and Sectional Test Series. Time it out for real assessment and get your results instantly.

Test Yourself

Practice and master your preparation for a specific topic or chapter. Check you scores at the end of the test.
Advertisement

 Multiple Choice QuestionsMultiple Choice Questions

51.

Monomers of nylon 2-nylon 6 are

  • glycine and amino caproic acid

  • glycine and caproic acid

  • hexamethylene diamine and adipic acid

  • alanine and amino caproic acid.


52.

Maltose is made of the units

  •  α-D glucose and β-D glucose

  •  α-D glucose and β-D fructose

  • α-D glucose and β-D glucose

  • α-D glucose and β-D galactose.


53.

Which does not give Cannizzaro reaction?

  • HCHO

  • C6H5CO-CHO

  • Ph-CHO

  • Ph-CH2-CHO


54.

Which one of the following is an example for homogeneous catalysis?

  • Manufacture of ammonia by Haber's process.

  • Manufacture of sulphuric acid by contact process.

  • Hydrogenation of oil.

  • Hydrolysis of sucrose in presence of dilute hydrochloric acid.


Advertisement
Advertisement

55.

Which one of the following is not employed as antihistamine?

  • Dimetane

  • Chloramphenicol

  • Seldane

  • Both (a) and (b


B.

Chloramphenicol

Chloramphenicol is a bacteriostatic antibiotic drug.


Advertisement
56.

During the dehydration of alcohols to alkenes by heating with conc. H2SO4 the initiating step is

  • elimination of water

  • protonation of an alcohol molecule

  • formation of an ester

  • formation of carbocation.


57.

In Clemmensen reduction, compound is treated with

  • zinc amalgam + HCI

  • sodium amalgam+ HCI

  • zinc amalgam + HNO4

  • sodium amalgam + HNO3


58.

Assertion: Insulin is water soluble.

Reason: Insulin is a globular protein.

  • If both assertion and reason are true and reason is the correct explanation of assertion.

  • If both assertion and reason are true but reason is not the correct explanation of assertion.

  • If assertion is true but reason is false.

  • If both assertion and reason are false


Advertisement
59.

Assertion : (CH3)3CCOOH does not give HVZ reaction.

Reason: (CH3)3CCOOH does not have α-hydrogen atom.

  • If both assertion and reason are true and reason is the correct explanation of assertion.

  • If both assertion and reason are true but reason is not the correct explanation of assertion.

  • If assertion is true but reason is false.

  • If both assertion and reason are false.


60.

Assertion: Natural rubber is a polymer of isoprene.

Reason: Isoprene is a pentene.

  • If both assertion and reason are true and reason is the correct explanation of assertion.

  • If both assertion and reason are true but reason is not the correct explanation of assertion.

  • If assertion is true but reason is false.

  • If both assertion and reason are false.


Advertisement