Which of the following non-metals reacts and catches fire on exposure to air?
  1. Phosphorus
  2. Nitrogen
  3. Sulphur
  4. Hydrogen

AcademicChemistryNCERTClass 8

Correct Answer: (a) Phosphorus 

Explanation: Phosphorus is a non-metal which reacts and catches fire on exposure to air. 
raja
Updated on 10-Oct-2022 13:23:58

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