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.
The first organic compound synthesised in the laboratory was
A. Urea
B. Uric acid
C. Lactic acid
D. Glucose
Ans: D. Glucose
Question 2.
An example of heterocyclic compound is
A. Naphthalene
B. Furan
C. Benzene
D. Anthracene
Ans: B. Furan
Question 3.
What is the atomic number of mercury?
A. 32
B. 41
C. 63
D. 80
Ans: D. 80
Question 4.
The chemical name of quartz is
A. Calcium oxide
B. Calcium phosphate
C. Sodium phosphate
D. Sodium silicate
Ans: D. Sodium silicate
Question 5.
Among the following, carbonate ore of Zinc is
A. Zinc blende
B. Calamine
C. Sphalerite
D. Zincite
Ans: B. Calamine
Question 6.
In organic compounds, nitrogen is estimated by
A. Carius method
B. Victor-Meyer’s method
C. Liebig’s method
D. Dumas method
Ans: D. Dumas method
Question 7.
Which of the following molecules has a bond order of 2.5?
A. HCL
B. CO
C. F2
D. NO
Ans: C. F2
Question 8.
What is the most common salt in sea water ?
A. Calcium carbonate
B. Potassium chloride
C. Sodium chloride
D. Magnesium sulphate
Ans: C. Sodium chloride
Question 9.
The metal used for making aircrafts and rockets is
A. Lead
B. Aluminium
C. Nickel
D. Copper
Ans: C. Nickel
Question 10.
Heavy metals got their name because compared to other atoms they have
A. Higher densities
B. Higher atomic masses
C. Higher atomic numbers
D. Higher atomic radii
Ans: B. Higher atomic masses
Question 11.
An element of atomic no. 29 belongs to
A. S-block
B. D-block
C. P-block
D. F-block
Ans: B. D-block
Question 12.
Fertiliser having high nitrogen content is :
A. Urea
B. Ammonium sulphate
C. Ammonium nitrate
D. Calcium citrate
Ans: C. Ammonium nitrate
Question 13.
The compound that has the least value for octane number is :
A. 2-methyl heptane
B. Iso-octane
C. 2,2-dimethyl hexane
D. N-heptane
Ans: D. N-heptane
Question 14.
Which one of the following elements exhibits the greatest tendency to lose electrons ?
A. Fluorine
B. Lithium
C. Oxygen
D. Zinc
Ans: B. Lithium
Question 15.
Which metal is the heaviest in periodic table among the following ?
A. Os
B. Pt
C. Pb
D. W
Ans: A. Os
Question 16.
Which one of the following is found in kidney stones?
A. Sodium oxalate
B. Calcium oxalate
C. Sodium chloride
D. Calcium acetate
Ans: B. Calcium oxalate
Question 17.
The length of double bond is _ than single bond.
A. Shorter
B. Longer
C. Of same lenght
D. None of the above
Ans: A. Shorter
Question 18.
Which one is heaviest naturally occurring element of the periodic element?
A. Iron
B. Thorium
C. Rhodium
D. Uranium
Ans: D. Uranium
Question 19.
Ruby and sapphire are oxides of
A. Copper
B. Tin
C. Iron
D. Aluminium
Ans: D. Aluminium
Question 20.
Which one of the following is not present in cement ?
A. Clay
B. Alumina
C. Alum
D. Gypsum
Ans: C. Alum
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
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