CTET PAPER 2 · Science
Adapted CTET Q78: What materials are typically present on the striking/rubbing surface of a safety matchbox?
- Glass powder and red phosphorus
- White phosphorus and glass powder
- Red phosphorus and magnesium
- Potassium and white phosphorus
Adapted CTET Q78: What materials are typically present on the striking/rubbing surface of a safety matchbox?
- Glass powder and red phosphorus
- White phosphorus and glass powder
- Red phosphorus and magnesium
- Potassium and white phosphorus
Answer and detailed solution are available in the protected study screen.
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