Important Chemistry GK Questions
Which gas is emitted by adding dilute sulfuric acid to granulated zinc?
(A) Hydrogen gas
(B) Sulfur Dioxide
(C) Oxygen gas
(D) No gas
Correct Answer : A
Zinc and lead, than copper?
(A) is less active
(B) is more active
(C) is equally functional
(D) Others
Correct Answer : B
Which nature's flame is emitted when a ribbon of magnesium is combusted?
(A) red and bright
(B) Blue shiny
(C) White luminous
(D) bright green
Correct Answer : C
Which of the following is a heterogeneous compound?
(A) Plaster of Paris
(B) Chalk
(C) Marble
(D) Limestone
Correct Answer : A
What is the substance of tooth gum which is very hard?
(A) Copper chloride
(B) calcium phosphate
(C) calcium carbide
(D) calcium carbonate
Correct Answer : B
With which substance is it beneficial to treat a bee sting?
(A) Baking Soda
(B) sodium carbonate
(C) sodium chloride
(D) Others
Correct Answer : A
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Rajesh Bhatia
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