GOOD OR POOR CONDUCTOR

Assertion (A) : Diamond is a good conductor of electricity Reason (R) : Diamond and graphite are two allotrope carbon and graphite is a good conductor of electricity

Classify the following materials into good conductors of heat and poor conductors of heat (or insulators) : Wood, Plastic, Copper, Air, Paper, Glass, Stainless steel, Aluminium, Thermocol, Rubber.

Give two examples each of the metals that are good conductors and comparatively poor conductors of heat respectively.

Which of the following statements are usually correct for carbon compounds ? These are good conductors of electricity. are poor conductors of electricity. have strong forces of attraction between their molecules. do not have strong forces of attraction between their molecules.