B
Q) The ammonium ion is
Correct Answer - Option
(B)
No Explanation found. Add Explanation and get +2 points.
Chemistry MCQ Questions with answers
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B
Q) The materials used in the manufacture of glass are
1.sand (silica)
2.soda ash (sodium carbonate)
3.common salt (sodium chloride)
4.lime stone (calcium carbonate) Select the correct answer by using the code below,
Correct Answer - Option
(B)
No Explanation found. Add Explanation and get +2 points.
B
Q) Chlorine is not used in the preparation of
Correct Answer - Option
(C)
No Explanation found. Add Explanation and get +2 points.
Q) Blister copper is
Correct Answer - Option
(D)
No Explanation found. Add Explanation and get +2 points.
Q) The different isotopes of an element have the same
I. Atomic mass
II. Atomic number
III. Arrangement of orbital electrons
The correct statement(s) is/are:
Correct Answer - Option
(A)
No Explanation found. Add Explanation and get +2 points.
Q) Consider the following differences between White Gold and Yellow Gold:
1. While White Gold has more Nickel, Yellow Gold usually contains more Zinc
2. White Gold are more durable than Yellow Gold
Which of the above statements is/are correct?
Correct Answer - Option
(B)
Explanation:
First statement is incorrect because White Gold has more Zinc, whereas Yellow Gold usually contains more Nickel. White Gold has Rhodium coating, whereas Yellow Gold does not have the same. The Rhodium coating makes the White Gold costlier and more durable than Yellow Gold. White gold is an alloy of gold and at least one white metal, nickel, manganese or palladium.
R
Q) Which of the following one of the following is commonly known as 'Pond Silk' -
Correct Answer - Option
(D)
No Explanation found. Add Explanation and get +2 points.
R
Q) L.P.G. is mostly liquefied
Correct Answer - Option
(D)
No Explanation found. Add Explanation and get +2 points.
M
Q) Among the following substances, the allotropes of carbon are
1.Graphene
2.Fullerene
3.Carborundum
4.Diamond
5. Carbyne Select the correct answer by using the code below,
Correct Answer - Option
(B)
No Explanation found. Add Explanation and get +2 points.
M
Q) A chemical used in photography is
Correct Answer - Option
(B)
No Explanation found. Add Explanation and get +2 points.
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