Chemistry 0620 · IGCSE · Atomic structure and the Periodic Table

Atomic structure and the Periodic Table — practice question

The electronic structures of five atoms, A, B, C, D and E, are displayed.
(a(i))[1]

State which structure, A, B, C, D or E, shows an atom containing eight electrons.

(a(ii))[1]

State which structure, A, B, C, D or E, shows an atom from Group V of the Periodic Table.

(a(iii))[1]

State which structure, A, B, C, D or E, shows an atom with a full outer shell of electrons.

(a(iv))[1]

State which structure, A, B, C, D or E, shows an atom of a metallic element.

(a(v))[1]

State which structure, A, B, C, D or E, represents an atom that forms a stable ion with a single positive charge.

(b)[3]

Fill in the table to give the numbers of electrons, neutrons and protons in the neon atom and copper ion shown.

Worked solution & mark scheme

This 8-mark question has a full step-by-step worked solution and mark scheme. One marking point: Correct answer: C

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