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VITEEE Chemistry Test - 1


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35 Questions MCQ Test VITEEE: Subject Wise and Full Length MOCK Tests | VITEEE Chemistry Test - 1

VITEEE Chemistry Test - 1 for JEE 2023 is part of VITEEE: Subject Wise and Full Length MOCK Tests preparation. The VITEEE Chemistry Test - 1 questions and answers have been prepared according to the JEE exam syllabus.The VITEEE Chemistry Test - 1 MCQs are made for JEE 2023 Exam. Find important definitions, questions, notes, meanings, examples, exercises, MCQs and online tests for VITEEE Chemistry Test - 1 below.
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VITEEE Chemistry Test - 1 - Question 1

Ethyl alcohol on oxidation with K₂Cr₂O₇ gives

Detailed Solution for VITEEE Chemistry Test - 1 - Question 1

Ethyl alcohol on controlled oxidation with acidified K2​Cr2​O7​ gives ethanal and on complete oxidation gives ethanoic acid.

VITEEE Chemistry Test - 1 - Question 2

Which of the following compounds will undergo self aldol condensation in the presence of cold dilute alkali?

Detailed Solution for VITEEE Chemistry Test - 1 - Question 2 For aldol condensation ,on carbonyl`s alpha position presence of sp3 hybridized carbon with alpha hydrogen must be there. In option a and c there is absence of sp3 hybridized alpha carbon. So answer is (b)
VITEEE Chemistry Test - 1 - Question 3

Which of the following reagent react differently with HCHO and CH₃CHO and CH₃COCH₃

VITEEE Chemistry Test - 1 - Question 4

The maximum amount of BaCl₄ precipitated on mixing BaCl₂ (0.5 M) with H₂SO₄ (1M) will correspond to

VITEEE Chemistry Test - 1 - Question 5

Wurtz reaction involves the interaction of alkyl halides in dry ether with

VITEEE Chemistry Test - 1 - Question 6

1-Butene may be converted to butane by reaction with

VITEEE Chemistry Test - 1 - Question 7

Silicon is

VITEEE Chemistry Test - 1 - Question 8

The protein which maintains blood sugar level is

VITEEE Chemistry Test - 1 - Question 9

Which is correct statement?

*Multiple options can be correct
VITEEE Chemistry Test - 1 - Question 10

Alpha-Tocopherol is found in

Detailed Solution for VITEEE Chemistry Test - 1 - Question 10

A nutrient that the body needs in small amounts to stay healthy and work the way it should. It is fat-soluble (can dissolve in fats and oils) and is found in seeds, nuts, leafy green vegetables, and vegetable oils. Alpha-tocopherol boosts the immune system and helps keep blood clots from forming.

Hence A and C

VITEEE Chemistry Test - 1 - Question 11

Dimerisation in carboxylic acid is due to

VITEEE Chemistry Test - 1 - Question 12

The compound which reacts with Fehling solution is

VITEEE Chemistry Test - 1 - Question 13

Which of the following gives blood red colour with KCNS ?

VITEEE Chemistry Test - 1 - Question 14

A cylinder filled with a movable piston contains liquid water in equilibrium with water vapour at 25oC. Which one of the following operations results in a decreace in the equilibrium vapour pressure ?

VITEEE Chemistry Test - 1 - Question 15

The internal energy of a subtance does not depend upon

VITEEE Chemistry Test - 1 - Question 16

The reaction is spontaneous if the cell potential is

VITEEE Chemistry Test - 1 - Question 17
2-acetoxy benzoic acid is used as an
VITEEE Chemistry Test - 1 - Question 18

Which one of the following is an example of exothermic reaction?

VITEEE Chemistry Test - 1 - Question 19

In the silver plating of copper, K[Ag(CN)₂] is used insead of AgNO₃. The reason is

VITEEE Chemistry Test - 1 - Question 20

Which of the following simple ions will not form complex ion with NH₃?

Detailed Solution for VITEEE Chemistry Test - 1 - Question 20 Pb2+ ion do not form complex with ammonia. It precipitate in form of a white salt rather than forming complex.Hence, correct answer is A.
VITEEE Chemistry Test - 1 - Question 21

Which of the following compound gives dye test ?

Detailed Solution for VITEEE Chemistry Test - 1 - Question 21

Dye test is given by Aromatic 1 amines

VITEEE Chemistry Test - 1 - Question 22

When quantity of electricity passed is one faraday then the mass deposited at the electrode is equal to

VITEEE Chemistry Test - 1 - Question 23

Electrode potentials(Eored) of 4 elemnets A,B,C,D are -1.36V, - 0.32V, 0V, -1.26 V respectively. The decreasing reactivity order of these elements is

Detailed Solution for VITEEE Chemistry Test - 1 - Question 23 It is because among the positive potential higher positive will be more reactive . among negative least negative will be more reactive .
VITEEE Chemistry Test - 1 - Question 24

Same amount of electric current is passed through solutions of AgNO₃ and HCI. If 1.08 g of silver is obtained in the first case, the volume of hydrogen liberated at S.T.P. in the second case is

VITEEE Chemistry Test - 1 - Question 25

Heating methyl phenyl ether with HI gives

Detailed Solution for VITEEE Chemistry Test - 1 - Question 25

VITEEE Chemistry Test - 1 - Question 26
When the densities of the ore particles and gangue particles are different, then the ore is concentrated by
VITEEE Chemistry Test - 1 - Question 27

The rate of diffusion of methane at a given temperature is twice that of a gas X. The molecular weight of X is

Detailed Solution for VITEEE Chemistry Test - 1 - Question 27
Let rate of diffusion of gas x, r1 = a
Therefore, rate of diffusion of methane,r2 = 2 a
According to Graham's Law of Diffusion

VITEEE Chemistry Test - 1 - Question 28

A pseudo solid is

VITEEE Chemistry Test - 1 - Question 29

The most stable hydride is

Detailed Solution for VITEEE Chemistry Test - 1 - Question 29 NH3 is the most stable hydride among the hydrides of group 15 elements because the strength of E-H (Here E = N, P, As, Sb, or Br) bond decreases down the group due to increase in size of the central atom.
VITEEE Chemistry Test - 1 - Question 30
Phosphorus has the oxidation state of +3 in
VITEEE Chemistry Test - 1 - Question 31

What is hybridization of P in PCl₅?

VITEEE Chemistry Test - 1 - Question 32

The packing fraction for a body centred cubic is

VITEEE Chemistry Test - 1 - Question 33

Adsorption due to strong chemical forces is called

VITEEE Chemistry Test - 1 - Question 34

From a solution of CuSO₄, the metal used to recover copper is

VITEEE Chemistry Test - 1 - Question 35

A reagent that can separate Fe and Zn is

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