A pink cobalt compound reacts with hydrochloric acid.
Q1.
Cobalt forms coloured compounds.
A pink cobalt compound reacts with hydrochloric acid.
The reaction can be represented as:
pink cobalt compound + hydrochloric acid
= blue cobalt compound + water
The forward reaction is endothermic.
When both cobalt compounds are present in a solution at equilibrium, the equilibrium
mixture is purple.
(a)
The equilibrium mixture is cooled.
Explain what happens to the concentration of the pink cobalt compound.
Answers: 1
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Q1.
Cobalt forms coloured compounds.
A pink cobalt compound reacts with hydrochloric acid.
A pink cobalt compound reacts with hydrochloric acid.
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