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Electrochemistry Basics

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Questions and Answers

What is the relationship between E0cell and ΔG°?

Negative (correct)

Positive

Directly proportional

Indirectly proportional

How does the concentration of ions affect the potential of an electrode?

Has no effect

Changes polarity

Decreases potential

Increases potential (correct)

What is the definition of resistivity?

The measure of obstruction to current flow

The resistance of a conductor of 1cm length (correct)

Resistance of a conductor with 1cm² cross-section

Reciprocal of resistance

What is the unit of molar conductance?

Ohm-1 cm2 mol-1 (C) Signup and view all the answers

What happens to specific conductance with dilution?

Decreases (A) Signup and view all the answers

What is the electrode where oxidation takes place called in a galvanic cell?

Anode (A) Signup and view all the answers

What is the fundamental unit of electrical charge?

Coulomb (B) Signup and view all the answers

In an electrochemical series, how are elements arranged?

By standard electrode potential (C) Signup and view all the answers

What is the formula to calculate ΔG° in terms of standard cell potential and Faraday's constant?

-ΔG° = nFE₀cell (B) Signup and view all the answers

What is assigned an arbitrary value of zero in electrochemistry?

Standard electrode potential (B) Signup and view all the answers

Electrochemistry Basics

Choose a study mode

Podcast

Questions and Answers

What is the relationship between E0cell and ΔG°?

How does the concentration of ions affect the potential of an electrode?

What is the definition of resistivity?

What is the unit of molar conductance?

What happens to specific conductance with dilution?

What is the electrode where oxidation takes place called in a galvanic cell?

What is the fundamental unit of electrical charge?

In an electrochemical series, how are elements arranged?

What is the formula to calculate ΔG° in terms of standard cell potential and Faraday's constant?

What is assigned an arbitrary value of zero in electrochemistry?

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