CONDUCTORS AND NON-CONDUCTORS
All metals (copper, iron, lead, magnesium etc) and graphite, a non-metal. Most non-metals (sulphur, iodine, charcoal etc.) Most solid compounds (All gases are non-conductors) Liquids are classified in three groups as regards their conductivity of electricity: (i) Those that pass an electric current and are not decomposed by if (conductors) (ii) Those that pass […]
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