Assertion - Al-2O-3- is converted to aluminium by reduction with carbon- Reason- Carbon -graphite- has greater affinity for oxygen than - Al-Both Assertion and Reason are correct and Reason is the correct explanation for AssertionBoth Assertion and Reason are correct but Reason is not the correct explanation for AssertionAssertion is correct but Reason is incorrectBoth Assertion and Reason are incorrect

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Standard XII

Chemistry

Preparation and Properties of Beryllium Hydride

Assertion : ...

Question

Assertion : $A l_{2} O_{3}$ is converted to aluminium by reduction with carbon. Reason: Carbon (graphite) has greater affinity for oxygen than $A l$ .

Both Assertion and Reason are correct and Reason is the correct explanation for Assertion

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Both Assertion and Reason are correct but Reason is not the correct explanation for Assertion

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Assertion is correct but Reason is incorrect

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Both Assertion and Reason are incorrect

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Solution

The correct option is D Both Assertion and Reason are incorrect
Aluminium has a greater affinity for oxygen than carbon so aluminium oxide cannot be reduced by carbon.

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Assertion :Al2O3 is converted to aluminium by reduction with carbon. Reason: Carbon (graphite) has greater affinity for oxygen than Al.

The correct option is D Both Assertion and Reason are incorrectAluminium has a greater affinity for oxygen than carbon so aluminium oxide cannot be reduced by carbon.

Assertion : $A l_{2} O_{3}$ is converted to aluminium by reduction with carbon. Reason: Carbon (graphite) has greater affinity for oxygen than $A l$ .

The correct option is D Both Assertion and Reason are incorrect
Aluminium has a greater affinity for oxygen than carbon so aluminium oxide cannot be reduced by carbon.