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Edexcel IGCSE Chemistry 1.15 Atomic structure

Practise labelling atomic diagrams and using tables of relative mass and charge for protons, neutrons and electrons.

Syllabus
First assessment 2019
Course
Chemistry 4CH1

Exam points

  • label protons, neutrons and electrons correctly on an atomic diagram
  • complete tables of relative mass and charge for subatomic particles
  • calculate nucleus mass from given proton and neutron masses

1.15 Atomic structure question 1

[Maximum number: 4]

Question (a)

(a)

Table 1 gives some information about three subatomic particles.

[ 4 ]

Question (i)

(i)

Complete Table 1 by giving the missing information.

Table 1

Table 1

[ 3 ]

Question (ii)

(ii)

Give the name of the part of the atom containing protons and neutrons.

[ 1 ]
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