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Carbon And Its Allotropes Test - 2

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Carbon And Its Allotropes Test - 2
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Weekly Quiz Competition
  • Question 1
    1 / -0

    In the structure of graphite, two layers are held together by _______ .

  • Question 2
    1 / -0

    Which of the following allotropic form of carbon is used for making electrodes?

    Solution

    Graphite is an electrical conductor, due to which it is used in electrical arc lamp electrodes.

     

  • Question 3
    1 / -0

    Which of the following amorphous forms of carbon is used as an adsorbent for gases and for making gas masks?

  • Question 4
    1 / -0

    Which of the following options was originally made by evaporation of graphite using laser?

  • Question 5
    1 / -0

    How many membered carbon rings are present in a molecule of C60?

    Solution

    5 and 6 membered carbon rings are present in a molecule of C60

     

  • Question 6
    1 / -0

    What is number of carbon rings present in C60 fullerene?

  • Question 7
    1 / -0

    Which of the following allotropic forms of carbon is used as pigment in ink, paints and plastics?

    Solution

    Carbon black is a material produced by the incomplete combustion of heavy petroleum products. It is used as a colour pigment in plastics, paints, and inks.

     

  • Question 8
    1 / -0

    Which of the following gaseous compounds is known as the laughing gas?

    Solution

    Nitrous oxide, commonly known as laughing gas, is a chemical compound, an oxide of nitrogen with the formula N2O.

     

  • Question 9
    1 / -0

    Which of the following carbon compounds is known as the hardest substance?

  • Question 10
    1 / -0

    Which of the following allotropic forms of carbon is used for making pencil lead?

    Solution

    Pencil lead is made up of a non-toxic mineral called graphite.

     

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