Electrolysis of molten compound

What is electrolyte

• Substances that can conduct electricity

• Substances that cannot conduct electricity

• in either the molten state or aqueous solution and undergo chemical changes

• in all state or aqueous solution and undergo chemical changes

Example of electrolyte

• Sodium hydroxide solution

• iron

• carbon

• naphthalene

Example of non electrolyte

• molten lead(II) bromide

• sodium chloride solution

• concentrated sulphuric acid

• ethanol

Why solid lead (II) bromide is not an electrolyte

• Cannot conduct electricity

• Can conduct electricity

• Ions in ionic lattice structure can move freely

• ions in ionic lattice structure cannot move freely

Which one is electrolyte

• Concentrated hydrochloric acid

• bromine molecule

• glucose

• solid sodium chloride

What is the product formed at anode for electrolysis of lead (II) bromide

• Chlorine

• Bromine

• Iodin

• Fluorine

What is the product formed at cathode for electrolysis of lead (II) bromide

• Bomine

• Lead

• Chlorine

• Iodine

What is the product formed at anode for electrolysis of zinc oxide

• Zinc

• oxygen

• lead

• hydrogen

What is the product formed at cathode for electrolysis zinc oxide

• oxygen

• hydrogen

• zinc

• lead

Name the ion that attracted to cathode for electrolysis of magnesium chloride

• chlorine ion

• chloride ion

• magnesium ion

• magnesium