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Preparation of Hydrogen

What are the ...

Question

What are the reactants in Lane's process?

A

iron and oxygen

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B

hydrogen and oxygen

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C

oxygen and water

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D

iron and steam

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Solution

The correct option is D iron and steam
In Lanes's process from superheated steam, iron filings are passed over and heated to about 1023 to 1073 K when hydrogen is formed. The concerned reaction is $3 F e + 4 H_{2} O 1023 - 1073 K - ------ \to F e_{3} O_{4} + 4 H_{2} .$

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