Question

1. Three gases poisonous in nature.
2. Two gases present in the atmosphere and almost as heavy as air.
3. The term for the temperature at which -
a] solids just change to liquids
b] liquids just boil over & change to vapour
4. The term for
ability of a substance to -
a] be hammered into sheets
b] be drawn into wires.​

Answer 1

Answer:

• Examine the health effects of the following five common toxic gases: Hydrogen Sulfide. Carbon Monoxide. Nitrogen Oxides