GCE O-Level · Chemistry (6092)

Atomic Structure: Practice Questions

5 multiple-choice questions marked as you go, and 3 written questions with worked solutions. All on Atomic Structure.

8 questions12 marksFree, no account
Question 1
1 mark

What are the relative charge and approximate relative mass of a neutron?

Question 2
1 mark

An ion is represented by \( {}_{17}^{35}\text{Cl}^- \). What is the total number of electrons in this ion?

Question 3
1 mark

Which statement best describes isotopes of an element?

Question 4
1 mark

An element has a proton number of \( 15 \). In which group and period of the Periodic Table is this element located?

Question 5
1 mark

An atom of an element is represented by the notation \( {}_{13}^{27}\text{Al} \). What is the number of neutrons and electrons in a \( \text{Al}^{3+} \) ion?

Question 6
2 marks

What two sub-atomic particles make up the nucleon number (mass number) of an atom?

Write your answer out first, then check it against the worked solution.

Question 7
3 marks

Explain why atoms of different isotopes of the same element share identical chemical properties.

Write your answer out first, then check it against the worked solution.

Question 8
2 marks

What is the relative electrical charge of a neutron?

Write your answer out first, then check it against the worked solution.

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