Question 45

Give the balanced equation. An oxidizing agent which reacts with concentrated hydrochloric acid on heating, liberating chlorine gas and forming two metallic chlorides one of which is chromium chloride.


Correct Answer: 0

Solution

PLACEHOLDER ANSWER - the answer is an equation. The oxidizing agent is potassium dichromate, $$\text{K}_2\text{Cr}_2\text{O}_7 + 14\text{HCl} \rightarrow 2\text{KCl} + 2\text{CrCl}_3 + 3\text{Cl}_2 + 7\text{H}_2\text{O}$$.

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