Here you will find GK MCQ Questions for Chemistry GK Question 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 Question. Students also can take a free test of the Multiple Choice Questions of Chemistry GK Question. Each question has four options followed by the right answer.
Q1.What is the common name of Calcium Sulphate Hemihydrate?
[A] Bleaching powder
[B] Slaked lime
[C] Plaster of paris
Correct Answer: C [Plaster of paris]
Q2.Which of the following elements have the lowest and highest boiling point in the Periodic table?
[A] Helium and Tungsten
[B] Hydrogen and Rhenium
[C] Helium and Rhenium
[D] Hydrogen and Tungsten
Correct Answer: C [ Helium and Rhenium]
Q3.Which of the following metal is the main constituent in Pewter alloy?
Correct Answer: C [Tin]
Q4.Which of the following is a correct Ore-Metal pair?
[A] Greenocite – Cadmium
[B] Ruby Silver – Lead
[C] Silestine – Copper
[D] Salt peter – Magnesium
Correct Answer: A [Greenocite – Cadmium]
Q5.Which of the following molecules have an electrovalent bonding?
[D] Both a and b
Correct Answer: D [Both a and b]
Q6.Choose the correct statement about covalent compounds?
[A] The forces of interaction between them is weak
[B] They are poor conductors of electricity
[C] Both a and b
[D] None of the above
Correct Answer: C [Both a and b]
Q7.What is the product when Methane reacts with steam in the presence of Nickel catalyst?
[A] Carbon dioxide and ethane
[C] Carbon monoxide and dihydrogen
[D] Carbon monoxide and Water vapour
Correct Answer: C [Carbon monoxide and dihydrogen]
Q8.Which of these is an example of a homopolymer?
[B] Buna-S rubber
[D] All of the above
Correct Answer: A [Polyethene]
Q9.Which of the following non-metal has an isotope which can be used to detect secret nuclear fuel reprocessing facilities?
Correct Answer: D [ Krypton ]
Q10.Who established the concept of absolute zero?
[A] Louis Pasteur
[B] Lord Kelvin
[C] Germain Hess
[D] William Henry Perkin
Correct Answer: B [Lord Kelvin]
Q11.What is the bond angle in case of Ammonia molecule?
Correct Answer: D [107°]
Q12.Which is the first member of Alkyne series?
Correct Answer: B [Acetylene]
Q13.Which of these is not a natural polymer?
Correct Answer: D [Bakelite]
Q14.Which element has the narrowest liquid range?
Correct Answer: D [ Neon ]
Q15.Which of the following is correct combination of masses of the three sub-atomic particles?
[A] Electron – 0. 00055 amu; Proton – 1.0078 amu; Neutron – 1.0083 amu
[B] Electron – 0. 00055 amu; Proton – 1.0083 amu; Neutron – 1.0078 amu
[C] Electron – 0. 00055 amu; Proton – 1.0078 amu; Neutron – 1.0078 amu
[D] Electron – 0. 00055 amu; Proton – 1.0083 amu; Neutron – 1.0083 amu
Correct Answer: A [Electron – 0. 00055 amu; Proton – 1.0078 amu; Neutron – 1.0083 amu]
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