Gas Combustion Quiz

What is the primary component of natural gas?

• Methane
• Ethane
• Propane
• Butane

Which of the following is a product of complete combustion of natural gas?

• Carbon monoxide
• Nitrogen
• Sulphur dioxide
• Carbon dioxide

What is the typical ignition temperature of natural gas in degrees Celsius?

• 100°C
• 200°C
• 600°C
• 800°C

Which gas is a major concern due to its toxicity when natural gas combustion is incomplete?

• Nitrogen dioxide
• Carbon monoxide
• Methane
• Oxygen

What is the chemical formula for methane?

• CH
• CH2
• CH4
• C2H6

Which of the following is not a greenhouse gas produced by natural gas combustion?

• Carbon dioxide
• Methane
• Water vapour
• Oxygen

In what units is the energy content of natural gas typically measured?

• Joules
• Calories
• Kilowatt-hours
• BTUs

What is the main environmental benefit of using natural gas over coal?

• Higher energy content
• Lower carbon dioxide emissions
• Lower cost
• Easier to transport

Which process is used to remove impurities from natural gas before combustion?

• Fractional distillation
• Condensation
• Filtration
• Scrubbing

What is the main safety concern with natural gas usage?

• Toxicity
• Flammability
• Corrosiveness
• Radioactivity