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.
Galvanised iron is made by coating iron with
A. Zinc
B. Nickel
C. Chromium
D. Sulphur
Ans: A. Zinc
Question 2.
The most important ore of lead is
A. Galena
B. Magnetite
C. Pyrolusite
D. Siderite
Ans: A. Galena
Question 3.
The substance which does not expand on going from liquid state to solid state is
A. Water
B. Cast-iron
C. Aluminium
D. Type metal
Ans: D. Type metal
Question 4.
Among the following the hardest metal is
A. Gold
B. Iron
C. Platinum
D. Tungsten
Ans: D. Tungsten
Question 5.
Slag is a name given for
A. Molten iron
B. Molten sand
C. Molten alumina
D. Molten calcium silicate
Ans: C. Molten alumina
Question 6.
Steel contains
A. 0.1 – 5% carbon
B. 5 – 10% carbon
C. More than 10% carbon
D. No carbon
Ans: A. 0.1 – 5% carbon
Question 7.
Glycol is added to aviation gasoline because it
A. Reduces evaporation of petrol
B. Increases efficiency of petrol
C. Prevents freezing of petrol
D. Reduces consumption of petrol
Ans: C. Prevents freezing of petrol
Question 8.
What material is used to make electric heater coil ?
A. Copper
B. Iron
C. Silver
D. Nichrome
Ans: D. Nichrome
Question 9.
Solder is an alloy of
A. Lead, zinc
B. Copper, lead
C. Tin, lead
D. Sodium, lead
Ans: C. Tin, lead
Question 10.
Which is the purest commercial form of iron ?
A. Pig iron
B. Steel
C. Stainless steel
D. Wrought iron
Ans: D. Wrought iron
Question 11.
Which is the heaviest metal among the following?
A. Gold
B. Silver
C. Iron
D. Copper
Ans: A. Gold
Question 12.
Among the following, which is always found in free-state in nature?
A. Gold
B. Silver
C. Sodium
D. Copper
Ans: A. Gold
Question 13.
Solder is an alloy of
A. Tin and lead
B. Tin and copper
C. Tin, copper and zinc
D. Tin, lead and zinc
Ans: A. Tin and lead
Question 14.
The most abundant metal in the Earth’s crust is
A. Zinc
B. Copper
C. Aluminium
D. Iron
Ans: C. Aluminium
Question 15.
The wire of flash bulbs is made up of
A. Mg
B. Ba
C. Cu
D. Ag
Ans: A. Mg
Question 16.
Philosopher’s Wool is
A. Zinc carbonate
B. Zinc sulphate
C. Zinc oxide
D. Zinc blende
Ans: C. Zinc oxide
Question 17.
Solder metal is an alloy of
A. Lead and tin
B. Lead and antimony
C. Copper and zinc
D. Copper and tin
Ans: A. Lead and tin
Question 18.
The ore of Aluminium is
A. Fluorspar
B. Bauxite
C. Chalco pyrites
D. Hematite
Ans: B. Bauxite
Question 19.
Which among the following is found in chlorophyll ?
A. Ca2+
B. Mg2+
C. Fe2+
D. Al3+
Ans: B. Mg2+
Question 20.
Which of the following metals has least melting point ?
A. Gold
B. Silver
C. Mercury
D. Copper
Ans: C. Mercury
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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