O-LevelChemistryAtomic Structure5070/11 · Oct/Nov 2016 · Q251 Mark

Some properties which make elements different from each other are listed. 1 metallic character 2 number of electron shells in an atom 3 number of protons in an atom 4 total number of electrons in an atom Which two properties increase across a period of the Periodic Table?

A1 and 2

B1 and 3

C2 and 4

D3 and 4

✓ Correct answer

D: 3 and 4

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Topic: Atomic Structure, O-Level Chemistry (syllabus 5070). Multiple choice, 1 mark.
Source: O-Level Chemistry, Oct/Nov 2016 Paper 1 Variant 1, question 25.

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