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Cambridge IGCSE Physics practice

Paper 3 structured question: The nucleus

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Attempt questionThe nucleus revisionRevise the key idea

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The nucleus

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Paper 3Theory (Core)1 marks

Atoms consist of protons, neutrons, and electrons.

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Charges of Subatomic Particles

Protons have a charge of +1, neutrons have a charge of 0, and electrons have a charge of -1.

  1. a

    Identify the charge of a proton.

    Aim for approximately 1 distinct marking point.

    [1]

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Paper 3 structured question: The nucleus

Paper 3Theory (Core)1 marks

Description

Charges of Subatomic Particles

In an atom, there are three main subatomic particles: protons, neutrons, and electrons. Each has a specific charge.

  1. a

    State the charge of a neutron.

    Aim for approximately 1 distinct marking point.

    [1]