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.
Froth floatation process to concentrate the minerals is applicable to
A. Calamine
B. Chalcopyrites
C. Bauxite
D. Haematite
Ans: B. Chalcopyrites
Question 2.
Which one of the following is not a characteristic feature of alloys?
A. Compounds
B. Mixtures
C. Solutions
D. Homogeneous systems
Ans: D. Homogeneous systems
Question 3.
The purest form of Iron is :
A. Cast iron
B. Steel
C. Pig iron
D. Wrought iron
Ans: D. Wrought iron
Question 4.
Which one of the following mineral does not contain oxygen ?
A. Haematite
B. Bauxite
C. Cryolite
D. Calcite
Ans: C. Cryolite
Question 5.
Chemical name of Gammaxane is
A. Toluene
B. Chloro benzene
C. Aniline
D. Benzene hexachloride
Ans: B. Chloro benzene
Question 6.
Galena is a mineral of
A. Iron
B. Gold
C. Lead
D. Calcium
Ans: C. Lead
Question 7.
Which one of the following contains maximum percentage of carbon ?
A. Cast iron
B. Stainless steel
C. Wrought iron
D. High speed steel
Ans: A. Cast iron
Question 8.
Which mineral is the ore of aluminium ?
A. Haematite
B. Bauxite
C. Magnetite
D. Siderite
Ans: B. Bauxite
Question 9.
Epsom salt is used
A.As purgative
B. In softening water
C. In paper industry
D. In making tooth paste
Ans: A.As purgative
Question 10.
The iron ore which contains 72% of iron is :
A. Magnetite
B. Limonite
C. Haematite
D. Siderite
Ans: A. Magnetite
Question 11.
Stainless steel is an alloy of
A. Chromium and carbon
B. Chromium, carbon and iron
C. Chromium and iron
D. Carbon and iron
Ans: B. Chromium, carbon and iron
Question 12.
Which of the following is a metallic ore ?
A. Mica
B. Quartz
C. Feldspar
D. Galena
Ans: D. Galena
Question 13.
The metal extracted from Bauxite is :
A. Silver
B. Copper
C. Manganese
D. Aluminium. Galena
Ans: D. Aluminium. Galena[
Question 14.
Bauxite is an alloy of which of the following metals ?
A. Aluminium
B. Silver
C. Tin
D. Iron
Ans: A. Aluminium
Question 15.
Iron is extracted from
A. Cinnabar
B. Haematite
C. Bauxite
D. Dolomite[
Ans: B. Haematite
Question 16.
Magnalium is an alloy of
A. Aluminium and Magnesium
B. Magnesium and Tin
C. Aluminium and Zinc
D. Manganese and Magnesium
Ans: A. Aluminium and Magnesium
Question 17.
Among the following iron ores, the highest percentage of iron content is found in–
A. Haemetite
B. Magnetite
C. Limnonite
D. None of these
Ans: A. Haemetite
Question 18.
Hard steel contains
A. 2 to 5 per cent carbon
B. 0.5 to 1.5 per cent carbon
C. 0.1 to 0.4 per cent carbon
D. 0.01 to 0.04 per cent carbon
Ans: B. 0.5 to 1.5 per cent carbon
Question 19.
Which is the purest form of iron?
A. Steel
B. Cast iron
C. Pig iron
D. Wrought iron
Ans: D. Wrought iron
Question 20.
Magnetite is
A. Fe2O3
B. Fe3O4
C. FeCO3
D. 2Fe2O3. 3H2O
Ans: B. Fe3O4
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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