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.
Which one of the following forms of phosphorus is most reactive?
A. Black phosphorus
B. White phosphorus
C. Violet phosphorus
D. Red phosphorus
Ans: B. White phosphorus
Question 2.
Sodium vapour lamps glow with yellow colour. This is due to
A. sublimation of sodium to emit yellow colour
B. The emission of excess energy absorbed by sodium atoms, in the yellow region of the spectrum
C. The low ionisation energy of sodium
D. Its ability to absorb all other colours except yellow
Ans: B. The emission of excess energy absorbed by sodium atoms, in the yellow region of the spectrum
Question 3.
The common name of sodium bicarbonate is
A. Soda ash
B. Baking soda
C. Soda lime
D. Baking powder
Ans: B. Baking soda
Question 4.
The main component of liquid bleach is:
A. Sodium chloride
B. Sodium hypochlorite
C. Hydrochloric acid
D. Sodium hypochlorate
Ans: B. Sodium hypochlorite
Question 5.
Limestone is a raw material used by which industry?
A. Aluminium
B. Fertilizers
C. Cement
D. Petrochemicals
Ans: C. Cement
Question 6.
Which amidst the following is not a gem stone ?
A. Cat’s-eye
B. Topaz
C. Opal
D. Pearl
Ans: A. Cat’s-eye
Question 7.
Which among the following stage is suitable indicator when solution of sodium carbonate is mixed with sulphuric acid ?
A.Methylene blue
B. Methyl red
C. Phenolphthaline
D. Methyl orange
Ans: D. Methyl orange
Question 8.
Quartz is made of
A. Calcium Sulphate
B. Calcium Silicate
C. Sodium Sulphate
D. Sodium Silicate
Ans: D. Sodium Silicate
Question 9.
The element absorbed both in cation and anion form is
A. Sulphur
B. Nitrogen
C. Calcium
D. Phosphorus
Ans: B. Nitrogen
Question 10.
Calcium salts used as fertilizer is :
A. Calcium Carbide
B. Calcium Carbonate
C. Calcium Cyanide
D. Calcium Sulphate
Ans: D. Calcium Sulphate
Question 11.
Alum stops bleeding in minor cuts because of
A. Solvation
B. Emulsion
C. Dialysis
D. Coagulation
Ans: D. Coagulation
Question 12.
What is the product formed when sodium bicarbonate is heated strongly?
A. Sodium Carbonate
B. Sodium Hydroxide
C. Sodium Peroxide
D. Sodium Monoxide
Ans: A. Sodium Carbonate
Question 13.
Cement containing excess amount of lime
A. Cracks during setting
B. Becomes more strong
C. Is slow setting
D. Is quick setting
Ans: B. Becomes more strong
Question 14.
Aluminium salt commonly used to stop bleeding is
A. Aluminium nitrate
B. Aluminium sulphate
C. Aluminium Chloride
D. Potash alum
Ans: B. Aluminium sulphate
Question 15.
The chemical name of ‘Hypo’ commonly used in photography is
A. Sodium thiosulphate
B. Silver nitrate
C. Sodium nitrate
D. Silver iodide
Ans: A. Sodium thiosulphate
Question 16.
Cement is formed by strongly heating a mixture of
A. Limestone and graphite
B. Limestone and clay
C. Chalk and graphite
D. Clay and graphite
Ans: B. Limestone and clay
Question 17.
Commercially, sodium bicarbonate is known as
A. Washing soda
B. Baking soda
C. Bleaching powder
D. Soda ash
Ans: B. Baking soda
Question 18.
In silvery paints, the main constituent present is
A. Aluminium powder
B. Silver powder
C. Lead powder
D. White lead
Ans: A. Aluminium powder
Question 19.
Interveinal necrotic spots on leaves appear due to
A. HF injury
B. SO2 injury
C. NO2 injury
D. O3 injury
Ans: B. SO2 injury
Question 20.
Persons working in cement plants and lime stone quarries are prone to disease like
A. Cancer
B. Asthma
C. Silicosis
D. Pneumoconiosis
Ans: C. Silicosis
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.