What is dry ice?
ChemistryClass 10CBSEAnswered 28 May 2026
Answer
Dry ice is the solid form of carbon dioxide (CO₂) at approximately −78.5°C.
- Called "dry" because it sublimates directly from solid to gas no liquid state at normal pressure.
Uses:
- Preserving food and biological samples during transport
- Theatrical fog/smoke effects
- Cooling in pharmaceutical industries
- Handle with care: causes frostbite on skin contact.