Chemical Tests - Chemistry Edexcel IGCSE

How many tests are there for gases?

What gas turns limewater cloudy?

• Carbon dioxide

• Chlorine

• Hydrogen

• Oxygen

• Ammonia

What gas bleaches damp blue litmus paper (it may go red first)?

• Carbon dioxide

• Chlorine

• Hydrogen

• Oxygen

• Ammonia

What gas relights a glowing splint?

• Carbon dioxide

• Chlorine

• Hydrogen

• Oxygen

• Ammonia

What gas makes a squeaky pop when it comes into contact with a lit splint?

• Carbon dioxide

• Chlorine

• Hydrogen

• Oxygen

• Ammonia

What gas turns damp red litmus paper blue and has a strong smell?

• Carbon dioxide

• Chlorine

• Hydrogen

• Oxygen

• Ammonia

Which metal ion is being burned?

• Lithium

• Calcium

• Sodium

• Potassium

• Copper

Which metal ion is being burned?

• Lithium

• Calcium

• Sodium

• Potassium

• Copper

Which metal ion is being burned?

• Lithium

• Calcium

• Sodium

• Potassium

• Copper

Which metal ion is being burned?

• Lithium

• Calcium

• Sodium

• Potassium

• Copper