Question 45 of 163 in Reactivity Series

Displacement reactions involving solutions of salts

1 mark · Easy

Give the formula of the spectator ion present when potassium metal reacts with sodium chloride solution.

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Cl^-

Also accept: chloride ion; Cl^(-)

Common mistakes: Writing K^+ or Na^+; Getting the charge wrong

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Marking points

A1 · 1 mark · Correct formula for the chloride ion (Cl^-).

Worked solution

The spectator ion is the chloride ion: Cl^-.

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