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WBJEE Chemistry Test - 14 - JEE MCQ


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30 Questions MCQ Test WBJEE Sample Papers, Section Wise & Full Mock Tests 2025 - WBJEE Chemistry Test - 14

WBJEE Chemistry Test - 14 for JEE 2024 is part of WBJEE Sample Papers, Section Wise & Full Mock Tests 2025 preparation. The WBJEE Chemistry Test - 14 questions and answers have been prepared according to the JEE exam syllabus.The WBJEE Chemistry Test - 14 MCQs are made for JEE 2024 Exam. Find important definitions, questions, notes, meanings, examples, exercises, MCQs and online tests for WBJEE Chemistry Test - 14 below.
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WBJEE Chemistry Test - 14 - Question 1

HCN behaves as a very weak acid in aqueous medium whereas it acts as a strong acid in liquid ammonia because :

WBJEE Chemistry Test - 14 - Question 2

The compound 'A' when treated with methyl alcohol and few drops of H₂SO₄ give wintergreen smell. The compound 'A' is

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WBJEE Chemistry Test - 14 - Question 3

Schiff's reagent gives pink colour with

WBJEE Chemistry Test - 14 - Question 4
When HNO₃ is dropped into the palm and washed with water, it turns yellow. It shows the presence of
WBJEE Chemistry Test - 14 - Question 5

The maximum number of 90angles between bond pair-bond pair of electrons is observed in

WBJEE Chemistry Test - 14 - Question 6
The energy librated per mole of H⁺ ion by neutralisation of strong acid and strong base :
WBJEE Chemistry Test - 14 - Question 7
Potassium chromate solution is added to an aqueous solution of a metal chloride. The precipitate thus obtained are insoluble in acetic acid. These are subjected to flame test, the colour of the flame is
WBJEE Chemistry Test - 14 - Question 8
An example of water soluble vitamin is
WBJEE Chemistry Test - 14 - Question 9
Which of the following pair of ions have same paramagnetic moment?
WBJEE Chemistry Test - 14 - Question 10
The alkyl halide is converted into ethyl alcohol by
WBJEE Chemistry Test - 14 - Question 11
Which of the following pair is wrong?
WBJEE Chemistry Test - 14 - Question 12
A chemical reaction is in equilibrium when
WBJEE Chemistry Test - 14 - Question 13
The reaction is spontaneous if the cell potential is
WBJEE Chemistry Test - 14 - Question 14
Which of the following is the function of aspirin?
WBJEE Chemistry Test - 14 - Question 15
The IUPAC name of (CH₃)₃ C - CH = CH₂ is
WBJEE Chemistry Test - 14 - Question 16
When AgNO₃ is added to a solution of Co(NH₃)₅ Cl₃, the precipitate of AgCl shows two ionizable chloride ions. This means:
WBJEE Chemistry Test - 14 - Question 17
When the product of pressure and volume is plotted against pressure for a given amount of the gas, the line obtained is
WBJEE Chemistry Test - 14 - Question 18
The nitride salt of Ca when treated with H₂O gives
WBJEE Chemistry Test - 14 - Question 19
Aluminium (III) chloride forms a dimer because
WBJEE Chemistry Test - 14 - Question 20
The principal constitutent of pyrex glass is
WBJEE Chemistry Test - 14 - Question 21
Phosphorus is manufactured by heating in furnace
WBJEE Chemistry Test - 14 - Question 22
A metal which does not liberate H₂(g) from acids is;
WBJEE Chemistry Test - 14 - Question 23
How many structural isomers could be obtained from alkalne C₆H₁₄?
WBJEE Chemistry Test - 14 - Question 24
Isotopes of elements were discovered by
WBJEE Chemistry Test - 14 - Question 25
Which of the following will exhibit tautomerism?
WBJEE Chemistry Test - 14 - Question 26
WHich of the following polymer is an example of fibre?
WBJEE Chemistry Test - 14 - Question 27
Which of the following is a bio-degradable polymer?
WBJEE Chemistry Test - 14 - Question 28
In which of the following reaction there is no change in oxidation number
WBJEE Chemistry Test - 14 - Question 29

AB is an ionic solid. If the ratio of ionic radii of A+ and B is 0 .52. What is the coordination number of B

Detailed Solution for WBJEE Chemistry Test - 14 - Question 29

Ratio r +/r-  = 0.414 - 0.732
Coordination no. is 6.

WBJEE Chemistry Test - 14 - Question 30
A pair of diastereoisomers will be formed when :
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