CAIE IGCSE Physics 5.1.2.2 Relative Charges of Protons Neutrons Questions

Learn the charge properties of the three atomic particles and how to represent them.

Exam points

state the relative charge of an electron, neutron and proton
identify which atomic particles carry positive, negative or zero charge
express particle charge in terms of the elementary charge e

[Maximum number: 4]

The nucleus of a hydrogen atom is a proton. The mass of a proton is m and the size of the charge on a proton is e.
Complete Table 10.1. Express your answers in terms of m and e. Three spaces have already been completed.

Table 10.1

neutron charge =0
$\gamma$ -ray mass =0 AND charge =0
He nucleus mass $=4 \mathrm{~m}$
He nucleus charge =2 e

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CAIE IGCSE Physics 5.1.2.2 Relative Charges of Protons Neutrons Questions question 1