Chemistry 5070 · O Level · Group VII properties

Group VII properties — practice question

Fluorine, chlorine, bromine and iodine are all Group VII elements.
(a(i))[2]

Describe the arrangement of the molecules in fluorine gas and how they move.

(a(ii))[1]

Explain why fluorine is a gas at room temperature. Refer to structure and bonding in your answer.

(b(i))[2]

Suggest two physical properties that lithium bromide has.

(b(ii))[1]

Construct the ionic half-equation that represents the formation of lithium ions from lithium atoms.

(b(iii))[1]

Construct the ionic half-equation that represents the formation of bromide ions from bromine molecules.

(c)[1]

When chlorine gas is bubbled through aqueous lithium bromide, a reaction occurs. Name the two products formed.

Worked solution & mark scheme

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