Chemistry MCQs with answers Page - 10

Here, you will find a collection of MCQ questions on Chemistry. Go through these questions to enhance your preparation for upcoming examinations and interviews.

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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?

  • (A) Only 1
  • (B) Only 2
  • (C) Both 1 & 2
  • (D) Neither 1 nor 2

A

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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,

  • (A) 1, 2 and 3 only
  • (B) 1, 2, 4 and 5 only
  • (C) 1, 3 and 4 only
  • (D) 1, 2, 3 and 4

A

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Q. A chemical used in photography is

  • (A) Sodium sulphate
  • (B) Sodium thiosulphate
  • (C) Sodium sulphite
  • (D) Sodium oxalate

A

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Q. The National Chemical Laboratory is situated in

  • (A) New Delhi
  • (B) Bangalore
  • (C) Pune
  • (D) Patna

A

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Q. Equal masses of oxygen, hydrogen and methane are kept under identical conditions. The ratio of the volumes of gases will be

  • (A) 2 : 16 : 2
  • (B) 2 : 16 : 1
  • (C) 1 : 16 : 2
  • (D) 1 : 1 : 1

A

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Q. The mass number of an atom is equal to

  • (A) the number of protons
  • (B) the number of protons and electrons
  • (C) the number of nucleons
  • (D) the number of neutrons

A

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Q. The formula C6H5-CO-CH3 represents

  • (A) Acetone
  • (B) Acetic acid
  • (C) Acetophenone
  • (D) Phenyl acetate

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