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Electrolysis Process: Decomposition of Ionic Compounds

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Electrolysis Process: Decomposition of Ionic Compounds

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Questions and Answers

What is the primary function of electrolysis?

To decompose ionic compounds into their constituent elements (correct)

To separate mixtures of elements

To produce only halogen gases

To combine elements into compounds

What happens to chloride ions at the anode during electrolysis?

They remain unchanged

They lose electrons and form chlorine gas (correct)

They react with oxygen to form water

They gain electrons and form hydroxide ions

What is produced at the cathode when the metal is more reactive than hydrogen?

The metal is deposited

Hydrogen gas is formed (correct)

Halogen gas is formed

Oxygen gas is formed

What is the role of hydroxide ions at the anode during electrolysis?

They lose electrons and form oxygen gas Signup and view all the answers

What is the purpose of the copper chloride solution in the example application?

To deposit copper metal Signup and view all the answers

What occurs at the cathode during electrolysis?

Reduction of cations Signup and view all the answers

What determines the products of electrolysis?

Type of ions present in the electrolyte Signup and view all the answers

What is the purpose of inert electrodes in electrolysis?

To prevent the electrodes from reacting with the electrolyte Signup and view all the answers

What occurs at the anode during electrolysis?

Oxidation of anions Signup and view all the answers

What is the result of copper refinement through electrolysis?

Purification of copper Signup and view all the answers