Q. Which of the following statements are correct?
  1. Ionic compounds have high melting and boiling points.
  2. Carbon compounds are poor conductor of electricity.
  3. Carbon compounds have low melting and boiling point.
Select the correct answer from the codes given below:

Answer: All of the above
Notes: Ionic compounds have high meltin and boiling points. Also, ionic compounds can conduct electricity in their aqueous solution or in the molten state. Carbon compounds are chemical substances that contain carbon atoms bonded to any other element. Most carbon compounds are molecular and molecular compounds always have lower melting and boiling pointsthan ionic compounds. Carbon compounds are poor conductors of electricity as they form covalent bonds, so it does not give rise to free electrons.

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Question Number: 30 in Chemistry-10-Chemical Bonds in above course in App.