Electrode Potentials & Electrochemical Cells (A Level only) (AQA A-Level Chemistry): Quizzes
📚Quizzes
Practise the questions
10 questions from this quiz
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Practise the questions
10 questions from this quiz
How many half-cells make up an electrochemical cell?
How many half-cells make up an electrochemical cell?
Two
Which salt is usually used to soak the filter paper for a salt bridge?
Which salt is usually used to soak the filter paper for a salt bridge?
What is the main function of a salt bridge in an electrochemical cell?
What is the main function of a salt bridge in an electrochemical cell?
Allows ion movement & prevents mixing
Which process occurs at the anode of an electrochemical cell?
Which process occurs at the anode of an electrochemical cell?
Oxidation
At which electrode does reduction occur in an electrochemical cell?
At which electrode does reduction occur in an electrochemical cell?
Cathode
In cell notation, which half-cell is written on the left side?
In cell notation, which half-cell is written on the left side?
Oxidation half-cell
In cell notation, what does the double vertical line || represent?
In cell notation, what does the double vertical line || represent?
Salt bridge
Which metal is used as an inert electrode for gases or ions in solution?
Which metal is used as an inert electrode for gases or ions in solution?
Platinum
What does the ROOR mnemonic help remember in cell notation?
What does the ROOR mnemonic help remember in cell notation?
Reduced forms on outside
What type of voltmeter is used to measure the EMF of an electrochemical cell?
What type of voltmeter is used to measure the EMF of an electrochemical cell?
High-resistance voltmeter