Here you will find GK MCQ Questions for Chemistry GK with Answers PDF Free Download based on the important concepts and topics given in the textbook as per new exam pattern. This may assist you to understand and check your knowledge about the Chemistry GK. Students also can take a free test of the Multiple Choice Questions of Chemistry GK. Each question has four options followed by the right answer.
Question 1.
Stains of rust on clothes can be removed by :
A. Oxalic acid
B. Petrol
C. Alcohol
D. H2O2
Ans: A. Oxalic acid
Question 2.
Detergents are
A. Sodium salts of fatty acids
B. Sodium salts of sulphonic acids
C. Sodium salt of benzoic acid
D. None of the above
Ans: B. Sodium salts of sulphonic acids
Question 3.
Synthetic detergents are prepared from
A. Potassium salts of higher fatty-acids
B. Sodium salts of higher fattyacids
C. Hydrocarbons of petroleum
D. Glycerides
Ans: C. Hydrocarbons of petroleum
Question 4.
Synthetic detergents are made from
A. Sodium stearate
B. Sodium salt of benzene sulphonic acid
C. Sodium salt of benzene carboxylic acid
D. Sodium palmitate
Ans: B. Sodium salt of benzene sulphonic acid
Question 5.
One of the constituents of tear gas is
A. Ethane
B. Ethanol
C. Ether
D. Chloropicrin
Ans: D. Chloropicrin
Question 6.
The metal compound commonly found in Sindhoor or Kumkum is based on
A. Tin
B. Lead
C. Copper
D. Zinc
Ans: B. Lead
Question 7.
What is a mixture of potassium nitrate, powdered charcoal and sulphur called?
A. Glass
B. Cement
C. Paint
D. Gun powder
Ans: D. Gun powder
Question 8.
Commonly used antiseptic ‘Dettol’ is a mixture of
A. O-chlorophenoxylenol + terepineol
B. O-cresol + terepineol
C. Phenol + terepineol
D. Chloroxylenol + terepineol
Ans: D. Chloroxylenol + terepineol
Question 9.
The element used for making solar cells is
A. Magnesium
B. Sodium
C. Calcium
D. Silicon
Ans: D. Silicon
Question 10.
Substance used as an anti freeze in radiators of automobiles is :
A. Methyl alcohol and H2O
B. Methyl alcohol
C. Ethyl alcohol
D. Ethyl alcohol and H2O
Ans: A. Methyl alcohol and H2O
Question 11.
Iodex, a pain relief balm, has the smell of __ .
A. Methyl salicylate
B. Ethyl salicylate
C. Propyl salicylate
D. Butyl salicylate
Ans: A. Methyl salicylate
Question 12.
The gas used in the artificial ripening of fruits is
A. Acetylene
B. Methane
C. Ethane
D. Butane
Ans: A. Acetylene
Question 13.
DDT and BHC may act as
A. Allergens
B. Carcinogens
C. Asthematic agents
D. None of these
Ans: B. Carcinogens
Question 14.
Which of the following is used to remove rust stains on cloth?
A.Kerosene
B. Lime
C. Oxalic acid solution
D. Petrol
Ans: C. Oxalic acid solution
Question 15.
Silver halides are used in photographic plates because they are
A. Oxidised in air
B. Soluble in hyposolution
C. Reduced by light
D. Totally colourless
Ans: C. Reduced by light
Question 16.
The common refrigerant in domestic refrigerator is
A. Neon
B. Oxygen
C. Nitrogen
D. Freon
Ans: D. Freon
Question 17.
Gunpowder consists of a mixture of
A. Sand and TNT
B. TNT and charcoal
C. Nitre, sulphur and charcoal
D. Sulphur, sand and charcoal
Ans: C. Nitre, sulphur and charcoal
Question 18.
Which is not an anasthetic agent in surgical operations?
A. Chloroform
B. Ether
C. Nitrous oxide
D. Acetone
Ans: D. Acetone
Question 19.
Who developed Hydrogen Bomb?
A. Wernher Von Braun
B. J. Robert Oppen Heimer
C. Edward Teller
D. Samuel Cohen
Ans: C. Edward Teller
Question 20.
The chemical used in embalming biological materials is
A. Formaldehyde in water
B. Formaldehyde in methanol
C. Ethylene glycol
D. Gaseous formaldehyde
Ans: A. Formaldehyde in water
Chemistry GK MCQs all set
- Chemistry GK MCQs Set-1
- Chemistry GK MCQs Set-2
- Chemistry GK MCQs Set-3
- Chemistry GK MCQs Set-4
- Chemistry GK MCQs Set-5
- Chemistry GK MCQs Set-6
- Chemistry GK MCQs Set-7
- Chemistry GK MCQs Set-8
- Chemistry GK MCQs Set-9
- Chemistry GK MCQs Set-10
- Chemistry GK MCQs Set-11
- Chemistry GK MCQs Set-12
- Chemistry GK MCQs Set-13
- Chemistry GK MCQs Set-14
- Chemistry GK MCQs Set-15
- Chemistry GK MCQs Set-16
- Chemistry GK MCQs Set-17
- Chemistry GK MCQs Set-18
- Chemistry GK MCQs Set-19
- Chemistry GK MCQs Set-20
- Chemistry GK MCQs Set-21
- Chemistry GK MCQs Set-22
- Chemistry GK MCQs Set-23
- Chemistry GK MCQs Set-24
- Chemistry GK MCQs Set-25
- Chemistry GK MCQs Set-26
- Chemistry GK MCQs Set-27
- Chemistry GK MCQs Set-28
- Chemistry GK MCQs Set-29
- Chemistry GK MCQs Set-30
- Chemistry GK MCQs Set-31
- Chemistry GK MCQs Set-32
- Chemistry GK MCQs Set-33
- Chemistry GK MCQs Set-34
- Chemistry GK MCQs Set-35
- Chemistry GK MCQs Set-36
- Chemistry GK MCQs Set-37
- Chemistry GK MCQs Set-38
- Chemistry GK MCQs Set-39
- Chemistry GK MCQs Set-40
- Chemistry GK MCQs Set-41
- Chemistry GK MCQs Set-42
- Chemistry GK MCQs Set-43
- Chemistry GK MCQs Set-44
- Chemistry GK MCQs Set-45
- Chemistry GK MCQs Set-46
- Chemistry GK MCQs Set-47
- Chemistry GK MCQs Set-48
- Chemistry GK MCQs Set-49
- Chemistry GK MCQs Set-50
- Chemistry GK MCQs Set-51
- Chemistry GK MCQs Set-52
- Chemistry GK MCQs Set-53
- Chemistry GK MCQs Set-54
- Chemistry GK MCQs Set-55
- Chemistry GK MCQs Set-56
- Chemistry GK MCQs Set-57
- Chemistry GK MCQs Set-58
- Chemistry GK MCQs Set-59
We hope the given GK MCQ Questions for Chemistry GK PDF Free Download will definitely yield fruitful results. If you have any queries related to Chemistry GK Multiple Choice Questions with Answers, drop your questions below and will get back to you in no time.