IGCSE Chem Electrolysis

Front

What is the name of a positively charged ion?

Back

cation

Front

What is the name of a negatively charged ion?

Back

anion

Front

What is the name of a negatively charged electrode?

Back

cathode

Front

What is the name of a positively charged electrode?

Back

anode

Front

What state must the ionic compound be in to be electrolysed?

Back

molten or aqueous only

Front

What particle carries the charge in the wire?

Back

electron

Front

What particle carries the charge in the electrolyte?

Back

ion

Front

In an aqueous solution of copper chloride, which ions are attracted to the negative electrode?

Back

Cu²⁺ and H⁺ 

Front

In an aqueous solution of copper chloride, which substance is produced at the positive electrode?

Back

chlorine

Front

Which statement correctly describes the 2 electrodes?

Back

The anode is positive and the cathode is negative