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NEETChemistrys Block Elements

Which alkali metal forms a peroxide when it reacts vigorously with oxygen?

Options

  1. ALithium
  2. BSodium
  3. CPotassium
  4. DRubidium

Correct answer

B. Sodium

Step-by-step solution

Sodium forms a peroxide (Na 2 O 2 ) when it reacts vigorously with oxygen.

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