Chemistry Practice Question and Answer

Q:

The maximum number of electrons that can be accommodated in M shell is:

1336 0

  • 1
    8
    Correct
    Wrong
  • 2
    32
    Correct
    Wrong
  • 3
    18
    Correct
    Wrong
  • 4
    2
    Correct
    Wrong
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Answer : 3. "18"

Q:

The atoms, in which the number of Protons is same but the number of neutrons is different, are known as – 

1330 0

  • 1
    Isotones
    Correct
    Wrong
  • 2
    Isotopes
    Correct
    Wrong
  • 3
    Isobars
    Correct
    Wrong
  • 4
    Isomers
    Correct
    Wrong
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Answer : 2. "Isotopes"

Q:

Which of the following properties is not often present in organic compounds?

1324 0

  • 1
    soluble in water
    Correct
    Wrong
  • 2
    low melting point
    Correct
    Wrong
  • 3
    flammability
    Correct
    Wrong
  • 4
    all
    Correct
    Wrong
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Answer : 1. "soluble in water"

Q:

How many categories of elements are divided on the basis of properties?

1306 0

  • 1
    4
    Correct
    Wrong
  • 2
    6
    Correct
    Wrong
  • 3
    3
    Correct
    Wrong
  • 4
    2
    Correct
    Wrong
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Answer : 3. "3"

Q:

Potassium nitrate is used in

1301 0

  • 1
    medicine
    Correct
    Wrong
  • 2
    salt
    Correct
    Wrong
  • 3
    glass
    Correct
    Wrong
  • 4
    fertiliser
    Correct
    Wrong
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Answer : 4. "fertiliser"

Q:

Gastric juice contains acids?

1287 0

  • 1
    Acetic acid
    Correct
    Wrong
  • 2
    Sulfuric acid
    Correct
    Wrong
  • 3
    Hydrochloric acid
    Correct
    Wrong
  • 4
    Nitric acid
    Correct
    Wrong
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Answer : 3. "Hydrochloric acid"

Q:

Is zinc ore?

1282 0

  • 1
    zinc blade
    Correct
    Wrong
  • 2
    Bauxite
    Correct
    Wrong
  • 3
    sodium chloride
    Correct
    Wrong
  • 4
    Sinawar
    Correct
    Wrong
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Answer : 1. "zinc blade"

Q:

The percentage of nitrogen present in ammonium sulphate is: 

1281 0

  • 1
    Correct
    Wrong
  • 2
    Correct
    Wrong
  • 3
    Correct
    Wrong
  • 4
    Correct
    Wrong
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Answer : 3. ""

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