NEET Chemistry Chapter Wise Mock Test – Organic Chemistry II

NEET Chemistry Chapter Wise Mock Test – Organic Chemistry II

Question 1:

Question 2:

Question 3:
Which of the following’is not an antiseptic drug?
(a) Iodoform
(b) Dettol
(c) Lindane
(d) Gentian violet

Question 4:
Disadvantage of DDT as a pesticide is
(a) It is not easily biodegradable
(b) Its high cost
(c) It becomes ineffective after some time
(d) It is less effective than others

Question 5:

Question 6:
A set of compounds in which reactivity of halogen atoms in the ascending order is
(a) chloroethane < chlorobenzene < vinyl chloride
(b) chlorobenzene < vinyl chloride < chloroethane
(c) vinyl chloride < chlorobenzene < chloroethane
(d) vinyl chloride < chloroethane < chlorobenzene

Question 7:

Question 8:

Question 9:
The correct order of solubility of different alcohols in water is
(a) ethyl alcohol > n-propyl alcohol > n-butyl alcohol
(b) n-propyl alcohol > ethyl alcohol > n-butyl alcohol
(c) ethyl alcohol > n-butyl alcohol > n-propyl alcohol
(d) n-butyl alcohol > n-propyl alcohol > ethyl alcohol

Question 10:
In manufacture of ethanol from sugar, the enzymes are
(a) diastase and zymase
(b) maltase and zymase
(c) diastase and invertase
(d) invertase and zymase

Question 11:

Question 12:

Question 13:

Question 14:

Question 15:

Question 16:

Question 17:

Question 18:
Etheratesare
(a) ethers
(b) solution in ether
(c) complexes of ethers with Lewis acid
(d) complexes of ethers with Lewis base

Question 19:
Oxidation of toluene to benzaldehyde by the use of chromyl chloride is called
(a) Wurtz reaction
(b) Etard reaction
(c) Fittig reaction
(d) Rosenmund’s reaction

Question 20:
Acetaldehyde is produced from which of the following in the presence of aqueous KMn04 solution?
(a) Ethane
(b) Ethyl alcohol
(c) Methyl alcohol
(d) Ethyl chloride

Question 21:
Trichloroacetaldehyde was subjected to Cannizzaro reaction by using NaOH. The mixture of the products contains sodium trichloroacetate ion and another compound. The other compound is
(a) 2,2,2-trichloroethanol
(b) trichloromethanol
(c) 2,2,2-trichloropropanol
(d) chloroform the rate of HCN addition to

Question 22:

Question 23:
Acetone is oxidised with
(a) Tollen’s reagent
(b) acidic dichromate solution
(c) Fehling’s solution
(d) Benedict’s solution

Question 24:
Wolff-Kishner reduction is
(a) nitro compounds
(b) carboxylic acids
(c) carbonyl compounds
(d) olefins

Question 25:
Ketones and 1° amines form
(a) amides
(b) oximes
(c) urea
(d) anils

Question 26:
Which of the following alcohols cannot be produced by treatment of aldehydes or ketones with NaBH4 or LiAIH4?
(a) 1-propanol
(b) 2-propanol
(c) 2-methyl-2-propanol
(d) Ethanol

Question 27:

Question 28:
The acid showing salt like character in aqueous solution is
(a) formic acid
(b) acetic acid
(c) benzoic acid
(d) a-amino acid

Question 29:
Which one of the following is the strongest base in aqueous solution?
(a) T rimethylamine
(b) Aniline
(c) Dimethylamine
(d) Methyl

Question 30:

Question 31:
Nitrobenzene on electrolytic reduction in strongly acidic medium gives
(a) aniline
(b) p-aminophenol
(c) m-nitroaniline
(d) nitroso benzene

Question 32:
o-methoxy bromobenzene is treated with sodamide and then with ammonia. The product formed is
(a) o-methoxy brompbenzene
(b) methoxy benzene
(c) m-methoxy aniline
(d) aniline

Question 33:

Question 34:

Question 35:
Enzymes are made up of
(a) carbohydrates
(b) nitrogen containing carbohydrates
(c) edible proteins
(d) proteins with specific structure

Question 36:
a-helix is found in
(a) DNA
(b) RNA
(c) carbohydrates
(d) fats

Question 37:
The number of amino acids found in proteins that a human body can synthesise is
(a) 5
(b) 10
(c) 14
(d) 20

Question 38:
The function of enzymes in living system is to
(a) transport oxygen
(b) provide energy
(c) catalyse biochemical reactions
(d) provide immunity

Question 39:
The polymer containing strong intermolecular forces, e.g. hydrogen bonding, is
(a) teflon
(b) nylon-6, 6
(c) polystyrene
(d) natural rubber

Question 40:
Which of the following is pheromone?
(a) Linalool
(b) Disparlure
(c) BHA
(d) Alitame

Direction (Q. NOS. 41-42) In the following questions more than one of the answers given may be correct. Select the correct answers and mark it according to the codes.
Codes 
(a) 1, 2 and 3 are correct
(b) 1 and 2 are correct
(c) 2 and 4 are correct
(d) 1 and 3 are correct

Question 41:

Question 42:

Question 43:

Direction (Q. NOS. 44-45) Each of these questions contains two statements : Assertion and Reason. Each of these questions also has four alternative choices, only one of which is the correct answer. You have to select one of the codes (a), (b), (c) and (d) given below.
(a) Assertion is true, Reason is true; Reason is the correct explanation for Assertion
(b) Assertion is true, Reason is true; Reason is not the correct explanation for Assertion
(c) Assertion is true, Reason is false
(d) Assertion is false, Reason is true

Question 44:
Assertion Tetracycline is a broad spectrum antibiotic.
Reason Tetracycline is effective against a number of types of bacteria, large viruses, etc.

Question 45:
Assertion Grignard reagent are alkyl or aryl magnesium halides.
Reason Alcohols can be used as solvent for Grignard reagent.

Answers:

Hints and Solutions

ChemistryPhysicsBiology