· by Robert Campion version 1 .4 18 4.002602 2372.3 Helium 20.1 797 2080.7 Neon 39.948 1520.6 ... In the periodic table, a period is represented by a row.

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∴

∴











Ρ

θ


Standard Periodic Table

- Candidates should memorise and be familiar with the first 20 elements of the Periodic Table.

Periodic Table with Electron Shells

- Candidates should memorise and be familiar with the first 20 elements of the Periodic Table.

· by Robert Campion version 1 .4 18 4.002602 2372.3 Helium 20.1 797 2080.7 Neon 39.948 1520.6 ... In the periodic table, a period is represented by a row.

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