AS level chemistry chemical tests

Which of the following would be the correct reagent(s) to test for the presence of propanal?

• acidified potassium dichromate

• Fehlings' reagent

• Bromine water

• None would work

Which of the following would be the correct reagent(s) to test for the presence of 2-methylpropan-2-ol?

• acidified potassium dichromate

• Fehlings' reagent

• Bromine water

• None would work

Which of the following would be the correct reagent(s) to test for the presence of sulfuric acid?

• Barium chloride

• Sodium carbonate

• Sodium hydroxide

• Silver nitrate

Which of the following would be the correct reagent(s) to test for the presence of sodium chloride?

• Barium chloride

• Sodium carbonate

• Sodium hydroxide

• Silver nitrate

Which of the following would be the correct reagent(s) to test for the presence of sodium sulfate?

• Barium chloride

• Sodium carbonate

• Sodium hydroxide

• Silver nitrate

Which of the following would be the correct reagent(s) to test for the presence of ammonium chloride?

• Barium chloride

• Sodium carbonate

• Sodium hydroxide

• Silver nitrate

Which of the following would be the correct reagent(s) to test for the presence of magnesium chloride?

• Barium chloride

• Sodium carbonate

• Sodium hydroxide

• Silver nitrate

Which of the following would be the correct reagent(s) to test for the presence of ethanoic acid?

• Barium chloride

• Sodium carbonate

• Sodium hydroxide

• Silver nitrate

Match the correct observation with the correct combination of reagents: silver bromide and concentrated ammonia

• white precipitate

• cream precipitate

• yellow precipitate

• colourless solution

Match the correct observation with the correct combination of reagents: silver bromide and dilute ammonia

• white precipitate

• cream precipitate

• yellow precipitate

• colourless solution