properties and uses of carbondioxide - notes/IGCSE/GCSE NOTES

1- Colorless gas.
2- More dense than air.
3- Solid below -78 degree.
4- Soluble in water.
H2o + Co2 --> H2CO3 (carbonic acid)
Carbonic acid is present in acid rain and carbonated drinks.
Uses of carbon dioxide
1- Fizzy drinks.
2- Fire extinguisher.
3- Dry ice.

4. PHOTO SYNTHEIS