Daily Updated MCQS

Q:What is the Vapor Pressure of water at different temperature?

  • (A)Low
  • (B)High
  • (C)Same
  • (D)Different

    • The Correct Answer is Different

    Uploaded By Javeria Naushad

Q:Which of the following liquid is more volatile?

  • (A)Water
  • (B)Honey
  • (C)Benzene
  • (D)None of these

    • The Correct Answer is Benzene

    Uploaded By Javeria Naushad

Q:Which of the following liquid has high vapor pressure than other liquids?

  • (A)C2H5OH
  • (B)CH3OH
  • (C)H2O
  • (D)Ether

    • The Correct Answer is Ether

    Uploaded By Javeria Naushad

Q:Which of the liquid has higher boiling point than other liquids?

  • (A)HCl
  • (B)H2O
  • (C)HBr
  • (D)Br2

    • The Correct Answer is H2O

    Uploaded By Javeria Naushad

Q:The most abundant element by number in the living system is

  • (A)Carbon
  • (B)Oxygen
  • (C)Nitrogen
  • (D)None of these

    • The Correct Answer is Oxygen

    Uploaded By Javeria Naushad

Q:Which among the following is a covalent compound?

  • (A)Calcium chloride
  • (B)Magnesium fluoride
  • (C)Carbon tetrachloride
  • (D)None of these

    • The Correct Answer is Carbon tetrachloride

    Uploaded By Javeria Naushad

Q:Hydrochloric acid is also known as

  • (A)Picric acid
  • (B)Galic acid
  • (C)Chloric acid
  • (D)Muriatic acid

    • The Correct Answer is Muriatic acid

    Uploaded By Javeria Naushad

Q:The main component of liquid bleach is

  • (A)Sodium Hypochlorite
  • (B)Hydrochloric Acid
  • (C)Sulphur Hypochlorite
  • (D)None of these

    • The Correct Answer is Sodium Hypochlorite

    Uploaded By Javeria Naushad

Q:The most suitable unit for expressing nuclear radius is

  • (A)Fermi
  • (B)Micron
  • (C)Nanometer
  • (D)Angstrom

    • The Correct Answer is Angstrom

    Uploaded By Javeria Naushad

Q:The resources which can be used continuously year after year are called

  • (A)Biotic
  • (B)Abiotic
  • (C)Renewable
  • (D)Non-renewable

    • The Correct Answer is Renewable

    Uploaded By Javeria Naushad

Q:When Hydrogen starts burning in air, it produces

  • (A)Methane
  • (B)Ammonia
  • (C)Carbonic acid
  • (D)Water

    • The Correct Answer is Water

    Uploaded By Javeria Naushad

Q:Taj Mahal is greatly affected due to

  • (A)Sound pollution
  • (B)Acid rain
  • (C)Deforestation
  • (D)Tourists

    • The Correct Answer is Acid rain

    Uploaded By Javeria Naushad

Q:The total energy of revolving electron in an atom

  • (A)Cannot be negative
  • (B)Can have any value above zero
  • (C)Will always be positive
  • (D)Can never be positive

    • The Correct Answer is Can never be positive

    Uploaded By Javeria Naushad

Q:Which is associated with the Doppler effect?

  • (A)Heat
  • (B)Light
  • (C)Magnesium
  • (D)Sound

    • The Correct Answer is Sound

    Uploaded By Javeria Naushad
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