1. Methane is an invisible and odourless gas 🌫️. TRUE FALSE
2. When methane burns, dioxygen and methane are consumed. TRUE FALSE
3. When the quantity of dioxygen is reduced, combustion is complete. TRUE FALSE
4. During incomplete methane combustion, water vapour 💧 is formed. TRUE FALSE
5. Methane contains water vapour. TRUE FALSE
6. When methane combustion is complete, carbon dioxide and water are formed. TRUE FALSE
7. Carbon monoxide is a deadly gas ☠️. TRUE FALSE
Next exercise 🔀