"5.10 I can recall the problems associated with incomplete combustion"

2. What are the properties of carbon monoxide
colorless, odorless gas, toxic to human body, tasteless
3. Explain how carbon monoxide is formed
When combustion takes place and there is not enough oxygen to create carbon dioxide. Fuel+Oxygen --> Carbon Monoxide+water+energy  (incomplete combustion)
4. Explain why carbon monoxide is poisonous
Binds to the iron in haemoglobin - (in the red blood cells)