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Question Bank

Question for PGT Rashayan Vigyan (Chemistry) - Quiz / Questions / MCQ in English

Last Update on : October 10, 2026

Duration: 60 · Questions: 50 · Max Marks: 50

View PGT Rashayan Vigyan (Chemistry) 2026 Exam Page

To boost your performance in PGT Rashayan Vigyan (Chemistry) exam, practice each question regularly and with focus. Every question tests your subject understanding, so solve them one at a time. Taking a quiz improves your speed and accuracy. Practicing topic-wise MCQs. Students benefit greatly from reviewing questions with answer keys, which help clarify concepts and strengthen Questions knowledge for success in PGT Rashayan Vigyan (Chemistry) exams.

Latest PGT Rashayan Vigyan (Chemistry) Exam Question (Objective Questions), MCQ in English

Subjects : PGT Rashayan Vigyan (Chemistry)

Question Bank PGT Rashayan Vigyan (Chemistry) Exam - English

PGT Rashayan Vigyan (Chemistry)

Q 1 :
10-6 M NaOH is diluted 100 times. The pH of the diluted base is
  1. A.between 7 and 8
  2. B.between 5 and 6
  3. C.between 6 and 7
  4. D.between 10 and 11
Q 2 :
In the electrolysis of acidulated water, it is desired to obtain 1.12 cc of hydrogen per second under STP condition. The current to be passed is
  1. A.1.93 A         
  2. B.9.65 A
  3. C.19.3 A        
  4. D.0.965 A
Q 3 :
The one which decreases with dilution is
  1. A.molar conductance
  2. B.conductance
  3. C.specific conductance
  4. D.equivalent conductance
Q 4 :
Vapour pressure of pure ‘A’ is 70 mm of Hg at 25oC. It forms an ideal solution with ‘B’ in which mole fraction of A is 0.8. if the vapour pressure of the solution is 84 mm of Hg at 25oC, the vapour pressure of pure ‘B’ at 25oC is
  1. A.28 mm   
  2. B.56 mm
  3. C.70 mm    
  4. D.140 mm
Q 5 :
A 6% solution of urea is isotonic with
  1. A.1 M solution of glucose
  2. B.0.05 M solution of glucose
  3. C.6% solution of glucose
  4. D.25% solution of glucose
Q 6 :
In countries nearer to polar region, the roads are sprinkled with CaCl2. This is
  1. A.to minimise the wear and tear of the roads
  2. B.to minimise the snow fall
  3. C.to minimise pollution
  4. D.to minimise the accumulation of dust on the road
Q 7 :
A compound of ‘A’ and ‘B’ crystallises in a cubic lattice in which ‘A’ atoms occupy the lattice points at the corners of the cube. The ‘B’ atoms occupy the centre of each face of the cube. The probable empirical formula of the compound is
  1. A.AB2 
  2. B.A2B
  3. C.AB
  4. D.AB3
Q 8 :
In electrophilic aromatic substitution reaction, the nitro group is meta directing because it
  1. A.decreases electron density at ortho and para positions
  2. B.decreases electron density at meta position
  3. C.increases electron  density at meta position
  4. D.increases electron density at ortho and para position
Q 9 :
The best method for the conversion of an alcohol into an alkyl chloride is by treating the alcohol with
  1. A.PCI5
  2. B.PCI3
  3. C.SOCl2 in presence of pyridine
  4. D.dry HCl in the presence of anhydrous ZnCl2
Q 10 :
The carbon bond length in benzene is
  1. A.in between C2H6 and C2H4
  2. B.same as in C2H4
  3. C.in between C2H6 and C2H2
  4. D.in between C2H4 and C2H2
Q 11 :
The compound which is not formed during the dry distillation of a mixture of calcium formate and calcium acetate is
  1. A.methanal
  2. B.propanal
  3. C.propanone
  4. D.ethanal
Q 12 :
An organic compound x is oxidised by using acidified K2Cr2O7. The product obtained reacts with phenyl hydrazine but does not answer silver mirror test. The possible structured of X is
  1. A.CH3CH2OH
  2. B.CH3 – C – CH3
  3. C.(CH3)2CHOH 
  4. D.CH3CHO
Q 13 :
Arrange the following in the increasing of their. Basic strengths CH3NH2, (CH3)2NH, (CH3)2N, NH3
  1. A.NH3, < (CH3)3N < (CH3)2NH < CH3NH2
  2. B.NH3 < (CH3)3N < CH3NH2 < (CH3)2NH
  3. C.(CH3)3N < NH3 < CH3NH2 < (CH3)2NH
  4. D.CH3NH2 < (CH3)2NH < (CH3)3N , NH3
Q 14 :
The one which has least iodine value is
  1. A.sunflower oil 
  2. B.ginger oil
  3. C.ghee
  4. D.groundnut oil
Q 15 :
A diabetic person carries a packet of glucose with him always, because
  1. A.glucose reduces the blood sugar level slowly
  2. B.glucose increases the blood sugar level slowly
  3. C.glucose reduces the blood sugar level
  4. D.glucose increases the blood sugar level almost instantaneously
Q 16 :
There are 20 naturally occurring among acids. The maximum number of tripeptides than can be obtained is
  1. A.8000 
  2. B.6470
  3. C.7465
  4. D.5360
Q 17 :
At what temperature ill the RMS velocity of SO2 be the same as that of O2 at 303 K ?
  1. A.403 K
  2. B.303 K
  3. C.606 K
  4. D.273 K
Q 18 :
Phenol is treated with bromine water and shaken well. The white precipitate formed during the process is
  1. A.m–bromophenol
  2. B.2, 4, 6 tribromophenol
  3. C.2-4 dibromophenol
  4. D.A mixture of o-and p-bromophenols
Q 19 :
In thermite process the metal used as reducing agent is:
  1. A.Nickel
  2. B.Zinc
  3. C.Sodium
  4. D.Aluminium
Q 20 :
Which of the following compounds on boiling with alkaline KMnO4 and subsequent acidification will not give benzoic acid?
  1. A.Benzyl alcohol
  2. B.Acetophenone
  3. C.Anisole
  4. D.Toluene
Q 21 :
The base present in DNA, but not in RNA is:
  1. A.Guanine
  2. B.Adenine
  3. C.Uracil
  4. D.Thymine
Q 22 :
The total number of lattice arrangements in different crystal system is:
  1. A.7
  2. B.3
  3. C.8
  4. D.14
Q 23 :
Alcoholic potash is used to bring about :
  1. A.Dehydrogenation
  2. B.Dehydration
  3. C.Dehydrohalogenation
  4. D.Dehalogenation
Q 24 :
Which of the following is the correct statement?
  1. A.Order of a reaction has always an integral value
  2. B.Mechanism of a reaction proposed is always final
  3. C.Zero order reactions are multi-step reactions
  4. D.Order of reaction can be predicted even without knowing the rate law
Q 25 :
The unit of quantity of electricity is:
  1. A.Ohm
  2. B.Ampere
  3. C.Coulomb
  4. D.Volt
Q 26 :
Which of the following organic compounds answers both iodoform test and fehling’s test ?
  1. A.Methanal
  2. B.Ethanol
  3. C.Propane
  4. D.Ethanal
Q 27 :
10 dm3 of N2 gas and 10 dm3 of gas X at the same temperature and pressure contain the same number of molecules.
  1. A.NO
  2. B.H2
  3. C.CO2 or CO
  4. D.All of these
Q 28 :
When the electrons of hydrogen atoms return to L shell from shells of higher energy, we get a series of lines in the spectrum. This series is called
  1. A.Balmer series
  2. B.Lyman series
  3. C.Bracket series
  4. D.Paschen series
Q 29 :
The alcohol obtained by the hydrolysis of oils and fats is:
  1. A.Glycol
  2. B.Glycerol
  3. C.Propanol
  4. D.Pentanol
Q 30 :
Which of the following alloys is used for making magnets for hearing aids?
  1. A.Alnico
  2. B.German silver
  3. C.Invar
  4. D.Monel metal
Q 31 :
Which of the following is not a synthetic fibre:
  1. A.Anygora
  2. B.Rayon
  3. C.Nylon
  4. D.Polyster
Q 32 :
Which one of the following is not contained in Portland cement ?
  1. A.Ca3Al2O6
  2. B.Ca3SiO5
  3. C.Ca2Si­O4
  4. D.Ca3(PO4)2
Q 33 :
What is the reson for white cement to be white ?
  1. A.It does not contain carbon
  2. B.It does not contain silicon
  3. C.It does not contain iron
  4. D.It does not contain calcium
Q 34 :
Which fertilizer is assimilated directly by the plant ?
  1. A.Super phosphate
  2. B.Nitrolim
  3. C.Muriate of Potash
  4. D.Humus
Q 35 :
Which of the following chemicals is used in foam fire extinguishers ?
  1. A.Aluminium sulphate
  2. B.Copper sulphate
  3. C.Cobalt sulphate
  4. D.Nickel sulphate 
Q 36 :
What is a mixture of potassium nitrate, powdered charcoal and sulphur called ?
  1. A.Glass
  2. B.Cement
  3. C.paint
  4. D.Gun powder
Q 37 :
Which one of the following chemicals is used in beauty parlours for hair – setting ?
  1. A.Sulphur based
  2. B.Phosphorus based
  3. C.Silicon based
  4. D.Iron based 
Q 38 :
Which one of the following is used as a mordant in dyeing and tanning industry ?
  1. A.Magnesium oxide
  2. B.Magnesium carbonate
  3. C.Magnesium chloride
  4. D.Magnesium sulphate
Q 39 :
Which one of the following substances is used in the manufacture of safety matches ?
  1. A.Red phosphorus
  2. B.White phosphorus
  3. C.Phosphorus trioxide (P2O3)
  4. D.Black phosphorus
Q 40 :
Which one of the following polymeric materials is used for making bullet proof jacket ?
  1. A.Nylon –6, 6
  2. B.Rayon
  3. C.Kevlar
  4. D.Dacron
Q 41 :
Which one of the following is another name of RDX
  1. A.Cyanohydrin
  2. B.Dextran
  3. C.Cyclohexane
  4. D.Cyclonite
Q 42 :
Which one of the following is used as an explosive ?
  1. A.Phosphorus trichloride
  2. B.Mercuric oxide
  3. C.Graphite
  4. D.Nitroglycerine
Q 43 :
Flint glass is obtained from which of the following ?
  1. A.Zinc and barium borosilicate
  2. B.Sand, red lead and potassium carbonate
  3. C.Sodium aluminium borosilicate
  4. D.Pure silica and zinc oxide
Q 44 :
Which one of the following correctly defines the state of glass ?
  1. A.Crystalline solid
  2. B.Super cooled liquid
  3. C.Condensed gas
  4. D.Liquid crystal
Q 45 :
Which one of the following is not used as fertilizer ?
  1. A.Ammonium nitrate
  2. B.Ammonium sulphide
  3. C.Ammonium phosphate
  4. D.Ammonium sulphate   
Q 46 :
Which one of the following elements is needed in the human body to transfer electrical signals by nerve cells ?
  1. A.Lithium
  2. B.Sodium
  3. C.Rubidium
  4. D.Caesium
Q 47 :
Which one of the following is NOT true for bleaching powder ?
  1. A.It is used as a reducing agent in chemical industries
  2. B.It is used for bleaching wood pup in paper factories
  3. C.It is used for disinfecting drinking water
  4. D.It is used for bleaching linen in textile industry
Q 48 :
Hard glass having the same ingredientsas soft glass excepts.
  1. A.hard glass have Na in place of K
  2. B.hard glass having K in place of Na
  3. C.hard glass having both Na and K
  4. D.None of the above
Q 49 :
A complete fertilizer provides
  1. A.N,P, K
  2. B.S, K, N
  3. C.S, B, K
  4. D.N, S, P
Q 50 :
Antacids are commonly used to get rid of acidity in the Stomach. A commonly used antacid is.
  1. A.sodium hydrogen phthalate
  2. B.magnesium hydroxide  
  3. C.calcium hydroxide
  4. D.manganese acetate

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