Electrolytic Cells (Leaving Cert Chemistry): Quizzes
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12 questions from this quiz
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Practise the questions
12 questions from this quiz
What does an electrolytic cell use electrical energy to do?
What does an electrolytic cell use electrical energy to do?
Drive non-spontaneous reactions
How do electrolytic cells differ from galvanic cells in terms of energy conversion?
How do electrolytic cells differ from galvanic cells in terms of energy conversion?
Electrical to chemical vs chemical to electrical
What is an electrolyte?
What is an electrolyte?
A substance that conducts when molten or dissolved
Why can electrolytes conduct electricity?
Why can electrolytes conduct electricity?
They contain free-moving ions
Who coined the term 'electrolysis'?
Who coined the term 'electrolysis'?
Michael Faraday
What does the word 'electrolysis' mean based on its Greek origins?
What does the word 'electrolysis' mean based on its Greek origins?
Splitting with electricity
During electrolysis, which direction do cations move?
During electrolysis, which direction do cations move?
Towards negative electrode
What materials are electrodes in electrolytic cells usually made from?
What materials are electrodes in electrolytic cells usually made from?
Carbon (graphite) or platinum
Why are inert electrodes used in electrolytic cells?
Why are inert electrodes used in electrolytic cells?
They don't react with the electrolyte
What do electrolytic cells require to operate?
What do electrolytic cells require to operate?
An external source of electricity
Which is an example of electrolysis?
Which is an example of electrolysis?
Splitting water into and
Are the reactions in electrolytic cells spontaneous or non-spontaneous?
Are the reactions in electrolytic cells spontaneous or non-spontaneous?
Non-spontaneous