TET-Ctet-Chemistry-set-23

Chemistry MCQs for all Competitive Exams SET-23
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-23
रसायन विज्ञान बहुविकल्पीय प्रश्न


Question : 1-10

Question : 1

An alkyl halide reacts with alcoholic ammonia in a sealed tube, the product formed will be

[A].   A primary amine
[B].   A secondary amine-
[C].   A tertiary amine
[D].   A mixture of all the three


Question : 2

The yellow precipitate formed during the chromyl chloride test is chemically

[A].   Lead chromate
[B].   Chromic acid
[C].   Sodium chromate
[D].   Lead acetate


Question : 3

An aqueous solution containing 6.5 gm of NaCl of 90% purity was subjected to electrolysis. After the complete electrolysis, the solution was evaporated to get solid NaOH. The volume of 1 M acetic acid required to neutralise NaOH obtained above is

[A].   100 cm3
[B].   200 cm3
[C].   1000 cm3
[D].   2000 cm3


Question : 4

Based on the first law of thermodynamics, which one of the following is correct?

[A].   For an adiabatic process: ΔU = –w
[B].   For an isochoric process: ΔU = –q
[C].   For a cyclic process: q = –w
[D].   For an isothermal process: q =+w


Question : 5

An element with atomic number 21 is a

[A].   Halogen
[B].   Representative element
[C].   Transition element
[D].   Alkali metal


Question : 6

The typical range of molar enthalpies for the strongest intermolecular (Hydrogen) bonds is

[A].   200 – 300 kJ
[B].   300 – 500 kJ
[C].   4 – 25 kJ
[D].   4 – 25 J


Question : 7

The sp3d2 hybridization of central atom of a molecule would lead to

[A].   square planar geometry
[B].   Tetrahedral geometry
[C].   Trigonal bipyramidal geometry
[D].   Octahedral geometry


Question : 8

The reagent with which both acetaldehyde and acetone react is

[A].   I2/NaOH
[B].   Fehling’s reaction
[C].   Carbonic acid
[D].   Tollen’s reagent


Question : 9

The time required for 100% completion of a zero order reaction is

[A].   a/2k
[B].   ak
[C].   2k/a
[D].   a/k


Question : 10

The standard emf of a galvanic cell involving 2 moles of electrons in its rodox reaction is 0.59 V. The equilibrium constant for the redox reaction of the cell is

[A].   105
[B].   1020
[C].   1010
[D].   10





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