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  9. Q74

JKPSC KAS 2023 · Question 74 of 100

Potassium chlorate decomposition occurs in the temperature range between:

General Science

  1. A653 – 873 KCorrect
  2. B589 – 825 K
  3. C458 – 689 K
  4. D673 – 878 K

Answer: A. 653 – 873 K

Explanation

Per the published key, KClO3 decomposes in the range 653–873 K (approximately 380–600 °C), yielding potassium chloride and oxygen.

Source: JKPSC KAS Prelims 2023 (Set A) via TheExamPillar

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