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Assertion: pure iron when heated in dry air is converted with a layer of rust. Reason: Rust has the compositionFe3O4. - Chemistry

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प्रश्न

Assertion: pure iron when heated in dry air is converted with a layer of rust.

Reason: Rust has the compositionFe3O4.

पर्याय

  • if both assertion and reason are true and reason is the correct explanation of assertion.

  • if both assertion and reason are true but reason is not the correct explanation of assertion.

  • assertion is true but reason is false.

  • both assertion and reason are false.

MCQ
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उत्तर

both assertion and reason are false.

Explanation:

Both are false

  1. Dry air has no reaction with iron
  2. Rust has the composition \[\ce{Fe2O3.{x} H2O}\]
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  या प्रश्नात किंवा उत्तरात काही त्रुटी आहे का?
पाठ 9: Electro Chemistry - Evaluation [पृष्ठ ६४]

APPEARS IN

सामाचीर कलवी Chemistry - Volume 1 and 2 [English] Class 12 TN Board
पाठ 9 Electro Chemistry
Evaluation | Q 15. | पृष्ठ ६४

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