Assertion :Aluminium a good reducing agent. Reason: Aluminium has strong affinity for oxygen and is thus readily oxidized.

Read the above assertion and reason and choose the correct option regarding it.

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 A Both Assertion and Reason are correct and Reason is the correct explanation for Assertion
Aluminium has strong affinity for oxygen and is thus readily oxidized. It thus reduces a large number of metals oxides to metals.
$F e_{2} O_{3} + 2 A l \to A l_{2} O_{3} + 2 F e Δ H =$ negative
$C r_{2} O_{3} + 2 A l \to A l_{2} O_{3} + 2 C r Δ H =$ negative

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