Chemistry 0620 · IGCSE · Atomic structure and the Periodic Table

Atomic structure and the Periodic Table — practice question

(a(i))[1]

Define what is meant by the term atomic number.

(a(ii))[2]

Define what is meant by the term nucleon number.

(b)[6]

The table lists the numbers of protons, neutrons and electrons in some atoms or ions. Fill in the table. The first row is already completed as an example.

Worked solution & mark scheme

This 9-mark question has a full step-by-step worked solution and mark scheme. One marking point: the number of protons in one atom of an element

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