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Types of Redox Reactions

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Question

What happens when hydrogen sulphide reacts with acidic solution of potassium dichromate?

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Solution

Potassium dichromate oxidizes $H_{2} S$ to sulphur.
$K_{2} C r_{2} O_{7} + 4 H_{2} S O_{4} + 3 H_{2} S \to K_{2} S O_{4} + C r_{2} (S O_{4})_{3} + 7 H_{2} O + 3 S$

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Similar questions

Q. What happens when potassium iodide reacts with acidic solution of potassium dichromate?

Q. What happens when potassium iodide reacts with

H_{2} S O_{4}

solution of potassium dichromate?

Q. What happens when:
(Give chemical equations only)
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F e S O_{4} ?

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(iii) Potassium permanganate reacts with

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in neutral medium?

What happens when Ethanol reacts with Acidified Potassium Dichromate?

The products formed when $S O_{2}$ reacts with acidified potassium dichromate solution is :

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