Chapter 21 - Electrochemistry: Chemical Change and Electrical Work

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oxidation reduction

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11 Terms

1

oxidation reduction

A(n) ________ (redox) process includes the transfer of electrons from a reducing environment to a reducing environment from a reducing agent to an oxidizing agent.

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2

electrode

A(n) ________ is classified as anode or cathode based on the half- reaction that occurs there:

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3

external power source

A(n) ________ provides free energy to convert in the cell process.

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4

half reaction technique

The ________ splits the total response into half- reactions that are balanced.

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5

Electrochemical cells

________ are classified into two kinds.

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6

power supply

The environment (________) has an effect on the system (the electrolytic cell)

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7

anode

The ________ is where the oxidation half- reaction takes place.

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8

Electrolytic cells

________ are used in electroplating and metal recovery from ores.

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9

spontaneous reaction

A(n) ________ creates electricity and works on the surroundings in a voltaic cell.

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10

voltaic cell

The ________ (the system) works on the environment (load)

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11

Lower energy reactants

________ are converted into higher energy products.

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