Tungsten metal is a poor conductor of …………………..

Fill in the blanks : (e) A metal which is a poor conductor of electricity is ...............

Molten aluminium bromide is a poor conductor of electricity. Give reason.

Non-metals are usually poor conductors of heat and electricity. They are non-lustrous, non-sonorous, non malleable and are coloured. (a) Name a lustrous non-metal. (b) Name a non-metal which exists as a liquid at room temperature. (c) The allotrpic form of a non-metal is a good conductor of electricity . (d) Name a non-metal which is known to form the largest number of compounds. (e) Name a non-metal other than carbon which shows allotropy. (f) Name a non-metal which is required for combustion.

The current is carried through metallic conductor by ……………………….. and in electrolytic substance by ………………………… .

Name the following: Non-metal which is a good conductor of electricity.

A solid melts slightly above 273 K and is a poor conductor of heat and electricity. To which of the following categories does it belong ?

Name a non-metal that is : a good conductor of heat and electricity,

Name the element which is the poorest conductor of current among non-metals.

Which of the following is a poor conductor of electricity?

The aqueous solutions of lithlium salts are poor conductor of electricity rather than other alkali metals because of: