Required Practicals

Question 1

What is the method for the copper sulfate crystal practical?

Answer 1

• add the metal oxide to a warm solution of acid in excess where it no longer reacts
• filter the excess metal oxide to leave a solution of the salt
• gently warm the salt so the amount of liquid has halved
• leave the evaporating basin in a warm, dry place (windowsill) to crystallise and pat the crystals dry with filter paper

Question 2

What are some hazards for the copper sulfate crystal practical?

Answer 2

• corrosive acid can cause damage to eyes (use goggles)
• Hot equipment can cause burns

Question 3

What is the equipment that is used for the copper sulfate crystal practical?

Answer 3

beaker, bunsen burner, conical flask, funnel, filter paper, evaporating basin, metal oxide/carbonate, dilute acid