Sports GK Questions and Answers 2024 (Latest Updated)

Awards & Honours GK Questions 2024 (Latest Updated)

Question

Which of the following is not a method of preparing oxygen?

A Decomposition of potassium permanganate
B Decomposition of manganese dioxide
C Fractional distillation of liquid air
D Electrolysis of water

Answer & Explanation

Answer: Option [B]

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