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 Form 1 Chemistry Lessons on Introduction to Chemistry.

By the end of the lesson, the learner should be able to differentiate between a metal and a nonmetal.
-A metal is any of a class of substances characterized by high electrical and thermal conductivity as well as by malleability, ductility, and high reflectivity of light.
-A non-metal is any substance that does not exhibit such characteristic properties of metals.

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