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Chemistry — Materials and Their Structure

Chemistry — Materials and Their Structure — Cambridge Lower Secondary Science 0893, Stage 8. Atomic structure and purity.

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1

Atomic structure and puritySign up

Describe the Rutherford model of the structure of an atom. · Know that electrons have negative charge, protons have positive charge and neutrons have no charge. · Know that the electrostatic attraction between positive and negative charge is what holds together individual atoms. · Know that purity is a way to describe how much of a specific chemical is in a mixture.

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