Explains isotopes using examples.

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Last Updated: 01-Aug-23
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1.0 Uses electronic arrangements and energy transactions in determining the nature of matter

1.1 Reviews the models of atomic structure.

Compares the properties of cathode rays and positive rays in brief.

Describes the atom and subatomic particles using previous knowledge.

Describes the Thomsons and Rutherfords models (gold leaf experiment).

Reviews the atomic number and mass number.

Explains isotopes using examples

Classifies the nuclides according to their nature.