Electrochemistry Flashcards

1
Q

Reduction

A

gain electrons; oxidizing agent

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2
Q

Oxidation

A

lose electrons; reducing agent

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3
Q

Work

A

(J)= E x q

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4
Q

work done on surroundings

A

negative delta G

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5
Q

delta G

A

negative work
-nFE

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6
Q

P

A

=EI

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7
Q

I

A

=Q/t

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8
Q

E

A

=IR

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9
Q

Anode

A

oxidized

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10
Q

Cathode

A

reduced

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11
Q

E

A

E+-E-

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12
Q

Right electrode

A

E+

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13
Q

Left electrode

A

E-

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14
Q

E

A

=Ecell-RTlnQ/nF

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15
Q

K

A

=e^(-delta G cell/RT) or
=10^(nEcell/0.052)

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16
Q

Ecell

A

=0.0592logk/n

17
Q

Galvanic

A

positive E cell
negative delta G
k >1
spontaneous

18
Q

Electrolytic

A

negative E cell
positive delta G
k <1
non spontaneous