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Question

The absorption of hydrogen by platinum is known as:

A
Hydrogenation
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B
Reduction
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C
Dehydrogenation
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D
Occlusion
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Solution

The correct option is D Occlusion
A huge amount hydrogen gas generally loosely bounds with the surface of the platinum metal. This is known as occlusion and the hydrogen is known as occluded hydrogen. So the correct option is D

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