01-11-2021 Year 11 Chemistry Quiz 2- C6 Electrolysis

C6.1- What is electrolysis?

• The break down of elements into compounds to create electricity

• The break down of elements into compounds using electricity

• The break down of compounds into elements using electricity

• The break down of compounds into elements to create electricity

C6.1- Chemicals can be electrolysed whilst they are in what states?

• Solid and liquid

• Liquid and gas

• Solid and aqueous

• Liquid and aqueous

C6.1- What state is a chemical classed as 'molten' in?

• Solid

• Liquid

• Gas

• Aqueous

C6.1- What does inert mean?

• Unreactive

• High melting point

• High boiling point

• Hard

C6.1 What do we call the positive electrode?

• Anode

• Cathode

• Diode

• Geode

C6.1- What do we call the negative electrode?

• Anode

• Cathode

• Diode

• Geode

C6.1- What name do we give to the substance broken down during electrolysis?

• Electrode

• Electrolyte

• Electrocute

• Election

C6.1- Why do non-metal ions tend to be attracted to the anode?

• Because they form positive ions and opposite charges attract

• Because they form negative ions and opposite charges attract

• Because they form gases and these attract to positive charges

• Because they form gases and these attract to negative charges

C6.2 Which of the following elements is NOT diatomic (diatomic means travel round as pairs of atoms)?

• Hydrogen

• Neon

• Nitrogen

• Chlorine

C6.2- Which of the following is the ONLY non-metal ion that is attracted to the cathode?

• Chloride ion

• Oxide ion

• Hydrogen ion

• Sulfate ion