10th Class Science Solved Paper - Science-2018

  • question_answer
    (a) Why are most carbon compounds poor conductors of electricity?
    (b) Write the name and structure of a saturated compound in which the carbon atoms are arranged in a ring. Give the number of single bonds present in this compound.

    Answer:

    (a) Electricity is conducted by moving electrons. But carbon forms covalent bonds by sharing of electrons. It does not have free electrons.
    (b) Cyclohexane is a saturated compound in which carbon atoms are arranged in a ring.
    Cyclohexane
    There are 6 single bonds present in this compound.
     


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