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Assertion (A): Carbon reduces the oxides of Sodium and Magnesium. Reason (R): Sodium and Magnesium have more affinity for Oxygen than Carbon. - Science

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प्रश्न

Assertion (A): Carbon reduces the oxides of Sodium and Magnesium.

Reason (R): Sodium and Magnesium have more affinity for Oxygen than Carbon.

विकल्प

  • Both (A) and (R) are true and (R) is the correct explanation of (A).

  • Both (A) and (R) are true, but (R) is not the correct explanation of (A).

  • (A) is true, but (R) is false.

  • (A) is false, but (R) is true.

MCQ
अभिकथन और तर्क
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उत्तर

(A) is false, but (R) is true.

Explanation:

  • Assertion (A) is false because carbon cannot reduce the oxides of very reactive metals like sodium (Na) and magnesium (Mg). These metals are higher than carbon in the reactivity series.
  • Reason (R) is true because sodium and magnesium have a greater affinity for oxygen than carbon, which is why their oxides are very stable and cannot be reduced by carbon.
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