2023 May 07 NEET Medicine Chemistry Practice Test

This NEET Medicine Chemistry Practice Test is a previous year NEET exam conducted on 2023 May 07. This test consists of 50 objective type questions from Chemistry. The questions are given in the same format as in the exam conducted by NEET in the year 2023.

This test is completely free, and students can attempt as many times as needed and help students in preparing for NEET entrance tests and get admissions into various reputed colleges for Medicine in India.

Test Instructions

Quick Test

(1 of 50) Which of the following reactions will NOT give primary amine as the product?

${CH}_{3} {CONH}_{2} \overset{{Br}_{2} / KOH}{\to} Product$
${CH}_{3} CN \to_{(ii) H_{3} O \oplus}^{(i) {LiAlH}_{4}} Product$
${CH}_{3} NC \to_{(ii) H_{3} O \oplus}^{(i) {LiAlH}_{4}} Product$
${CH}_{3} {CONH}_{2} \to_{(ii) H_{3} O \oplus}^{(i) {LiAlH}_{4}} Product$

(2 of 50)

Match List - I with List - II :

List - I	List - II
A. Coke	I. Carbon atoms are ${Sp}^{3}$ hybridised.
B. Diamond	II. Used as a dry lubricant
C. Fullerene	III. Used as a reducing agent
D. Graphite	IV. Cage like molecules

Choose the correct answer from the options given below:

A-II, B-IV, C-I, D-III
A-IV, B-I, C-II, D-III
A-III, B-I, C-IV, D-II
A-III, B-IV, C-I, D-II

(3 of 50)

Given below are two statements: one is labelled as Assertion A and the other is labelled as Reason R:

Assertion A: Metallic sodium dissolves in liquid ammonia giving a deep blue solution, which is paramagnetic.
Reason R: The deep blue solution is due to the formation of amide.
In the light of the above statements, choose the correct answer from the options given below:

Both A and R are true and R is the correct explanation of A.
Both A and R are true but R is NOT the correct explanation of A.
A is true but R is false.
A is false but R is true.

(4 of 50) In Lassaigne's extract of an organic compound, both nitrogen and sulphur are present, which gives blood red colour with

{Fe}^{3 +}

due to the formation of -

${Fe}_{4} {[Fe {(CN)}_{6}]}_{3} \cdot x H_{2} O$
NaSCN
${[Fe {(CN)}_{5} NOS]}^{4 -}$
${[Fe (SCN)]}^{2 +}$

(5 of 50) The conductivity of centimolar solution of KCl at

25 ° C

0.0210 {ohm}^{- 1} {cm}^{- 1}

and the resistance of the cell containing the solution at

25 ° C

is 60 ohm. The value of cell constant is -

$1.34 {cm}^{- 1}$
$3.28 {cm}^{- 1}$
$1.26 {cm}^{- 1}$
$3.34 {cm}^{- 1}$

(6 of 50)

Given below are two statements: one is labelled as Assertion A and the other is labelled as Reason R:

Assertion A: A reaction can have zero activation energy.
Reason R: The minimum extra amount of energy absorbed by reactant molecules so that their energy becomes equal to threshold value, is called activation energy.
In the light of the above statements, choose the correct answer from the options given below:

Both A and R are true and R is the correct explanation of A.
Both A and R are true and R is NOT the correct explanation of A.
A is true but R is false.
A is false but R is true.

(7 of 50) Which one is the example of heterogenous catalysis?

Oxidation of sulphur dioxide into sulphur trioxide in the presence of oxides of nitrogen.
Hydrolysis of sugar catalysed by $H^{+}$ ions.
Decomposition of ozone in presence of nitrogen monoxide.
Combination between dinitrogen and dihydrogen to form ammonia in the presence of finely divided iron.

(8 of 50)

The given compound

is an example of

benzylic halide
aryl halide
allylic halide
vinylic halide

(9 of 50)

Identify the product in the following reaction:

(10 of 50)

Given below are two statements: one is labelled as Assertion A and the other is labelled as Reason R:

Assertion A: Helium is used to dilute oxygen in diving apparatus.
Reason R: Helium has high solubility in

O_{2}

.
In the light of the above statements, choose the correct answer from the options given below:

Both A and R are true and R is the correct explanation of A.
Both A and R are true and R is NOT the correct explanation of A.
A is true but R is false.
A is false but R is true.

2023 May 07 NEET Medicine Chemistry Practice Test

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