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Test: Chemistry - 7


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45 Questions MCQ Test NEET Mock Test Series | Test: Chemistry - 7

Test: Chemistry - 7 for NEET 2022 is part of NEET Mock Test Series preparation. The Test: Chemistry - 7 questions and answers have been prepared according to the NEET exam syllabus.The Test: Chemistry - 7 MCQs are made for NEET 2022 Exam. Find important definitions, questions, notes, meanings, examples, exercises, MCQs and online tests for Test: Chemistry - 7 below.
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Test: Chemistry - 7 - Question 1

To which class of compounds do enzymes usually belong ?

Test: Chemistry - 7 - Question 2

Which of the following enzymes is present in saliva ?

Test: Chemistry - 7 - Question 3

Night-blindness may develop due to the defciency of

Test: Chemistry - 7 - Question 4

Which one among the following is the most powerfull oxidizing agent ?

Test: Chemistry - 7 - Question 5
The colour of bromine (liquid) is
Test: Chemistry - 7 - Question 6
Van der Waals force is the strongest in
Test: Chemistry - 7 - Question 7
reacts with concetrated HCl to produce
Test: Chemistry - 7 - Question 8
The structure of is repesented by
Test: Chemistry - 7 - Question 9
The noble gas which was discovered first in the sun and then on the earth is
Test: Chemistry - 7 - Question 10

is prepared by heating Xe and at  in the ratio of

Test: Chemistry - 7 - Question 11
reacts violently with water to give
Test: Chemistry - 7 - Question 12

Xenon trioxide (XeO3) has a

Test: Chemistry - 7 - Question 13
For breathing, deep-sea divers use a mixture of
Test: Chemistry - 7 - Question 14
Argon was discovered by
Test: Chemistry - 7 - Question 15
Chlorampehnicol is used as an
Test: Chemistry - 7 - Question 16
Phenol is commonly used as
Test: Chemistry - 7 - Question 17
Which of the following is a direct dye for cotton ?
Test: Chemistry - 7 - Question 18
Which of the following is used as an oxidizer of rocket fuels ?
Test: Chemistry - 7 - Question 19
Which of the following is not a natural polymer ?
Test: Chemistry - 7 - Question 20
Natural rubber is a polymer of
Test: Chemistry - 7 - Question 21
Orlon in obtained by the polymerization of
Test: Chemistry - 7 - Question 22
The catalyst used in the manufacture of polythene by Ziegler-Natta process is
Test: Chemistry - 7 - Question 23
Bunna–S rubber (SBR) is a copolymer of
Test: Chemistry - 7 - Question 24
The polymer obtained by condensation polymerization is
Test: Chemistry - 7 - Question 25
Cellulose is a condensation polymer of
Test: Chemistry - 7 - Question 26
Glucose and fructose are
Test: Chemistry - 7 - Question 27
Starch consists of two polymeric units, namely
Test: Chemistry - 7 - Question 28
The colour of the precipitate formed when a reducing sugar is heated with Fehling’s solution is
Test: Chemistry - 7 - Question 29
Which of the following is an amino acids ?
Test: Chemistry - 7 - Question 30
Identify the functional group present in the dipeptide formed from alanine only ?
Test: Chemistry - 7 - Question 31
The and  vlaues of alanine are 2.3 and 9.7 respectively. The isoelectric point of alanine is
Test: Chemistry - 7 - Question 32
The portions of proteins having the highest mobility are
Test: Chemistry - 7 - Question 33
Nucleic acids are called acids mainly because of the presence of
Test: Chemistry - 7 - Question 34
The value of at 298K would be
Test: Chemistry - 7 - Question 35
How much will the potential of a hydrogen electrode change when its solution initially at pH = 0 is neutralised to pH = 7 ?
Test: Chemistry - 7 - Question 36
Equal quantities of electricity are passed through three voltmeters containing and consider the following statements in this regard
I.The amount of iron deposited in and
II.The amount of iron deposited in is two third of teh amount of iron deposited in
III.The amount of iron deposited in and is equal to
Test: Chemistry - 7 - Question 37
The volume of the gas liberated at STP when a current of
5.36 amp is passed through dil for 5 hour will be
Test: Chemistry - 7 - Question 38
On electrolysis, which of the following does not give out oxygen ?
Test: Chemistry - 7 - Question 39
The standard reduction potentials at 298 K for the half reactions are given against each




Which is the strongest reducing agent ?
Test: Chemistry - 7 - Question 40
From the following  values of half cells values of half cells
(i)
(ii)
(iii)
(iv)
What combination of two half cells would result in a cell with the largest potential ?
Test: Chemistry - 7 - Question 41
The chemical reaction
taking place is a galvanic cell is represented by the rotation
Test: Chemistry - 7 - Question 42
The e.m.f. of the cell
at 298 K is 0.02905 volt. The the value of equilibrium constant for the cell reaction is
Test: Chemistry - 7 - Question 43
The standard reduction potentials for two reactions are given below
       = 0.22 V
                  = 0.80 V
The solubility product of AgCl under standard condtions of temperature (298 K) is given by
Test: Chemistry - 7 - Question 44
The half cell reactions for rusting of iron are


(in KJ) for the reaction is
Test: Chemistry - 7 - Question 45
240 couloumbs of electricity is passed through a solution of dilute sulphuric acid for 20 minutes. The number of amperes of current produced is
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