TET-Ctet-Chemistry-set-41

Chemistry MCQs for all Competitive Exams SET-41
Chemistry Multiple Choice Questions

Chemistry Multiple Choice Questions(MCQ)
रसायन विज्ञान बहुविकल्पीय प्रश्न

Welcome to our exclusive collections of chemistry multiple choice questions with answers. All questions are of multiple choice type.In these MCQs sets we are going to share most important questions related to chemistry. These questions are very helpful for those candidates and aspirants who are preparing for the various government and non government exam as well as in interview.
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Chemistry MCQs for all Competitive Exams SET-41
रसायन विज्ञान बहुविकल्पीय प्रश्न


Question : 1-10

Question : 1

The reagent used to convert an alkyne to alkene is

[A].   Zn / HCl
[B].   Sn / HCl
[C].   Zn – Hg / HCl
[D].   Pd / H2


Question : 2

The van’t Hoff factor i for a compound which undergoes dissociation in one solvent and association in other solvent is respectively

[A].   Greater than one and greater than one
[B].   Less than one and greater than one
[C].   Less than one and less than one
[D].   Greater than one and less than one


Question : 3

The set of quantum numbers for the outermost electron for copper in its ground state is ______.

[A].   3, 2, 2, +½
[B].   4, 1, 1, + ½
[C].   4, 2, 2, +½
[D].   4, 0, 0, +½


Question : 4

The volume of 10N and 4N HCl required to make 1 litre of 7N HCl are

[A].   0.75 litre of 10N HCl and 0.25 litre of 4N HCl
[B].   0.80 litre of 10N HCl and 0.20 litre of 4N HCl
[C].   0.60 litre of 10N HCl and 0.40 litre of 4N HCl
[D].   0.50 litre of 10N HCl and 0.50 litre of 4N HCl


Question : 5

There are 20 naturally occurring amino acids. The maximum number of tripeptides that can be obtained is

[A].   7465
[B].   5360
[C].   8000
[D].   6410


Question : 6

Thermodynamic standard conditions of temperature and pressure are

[A].   0°C and 1 atm
[B].   273 k and 101.3 k Pa
[C].   298 k and 1 atm
[D].   0°C and 101.3 k Pa


Question : 7

When KBr is dissolved in water, K+ions are

[A].   oxidised
[B].   reduced
[C].   hydrolysed
[D].   hydrated


Question : 8

Three moles of PCl5, three moles of PCI3 and two moles of Clz are taken in a closed vessel. If at equilibrium the vessel has 1.5 moles of PCl5, the number of moles of PCl3 present in it is

[A].   5
[B].   3
[C].   6
[D].   4.5


Question : 9

When sulphur dioxide is passed in an acidified K2Cr2 O7 solution, the oxidation state of sulphur is changed from

[A].   + 4 to 0
[B].   + 4 to + 2
[C].   + 4 to + 6
[D].   + 6 to + 4


Question : 10

Two gases A and B having the same volume diffuse through a porous partition in 20 and 10 seconds respectively.The molecular mass of A is 49 u. Molecular mass of B will be

[A].   25.00 u
[B].   50.00 u
[C].   12.25 u
[D].   6.50 u





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