redox Flashcards

1
Q

OILRIG

A

oxidation is loss
reduction is gain
of electrons

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2
Q

oxdiation number one

A
  1. simple ions e.g. k+ , Mg 2+ equals to its charge
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3
Q

oxidation number rule 2

A

unbonded elements e.g , Mg or H2 is equal to 0

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4
Q

oxidation number rule 3

A

bonded H
e.g H20 its oxidation number is +1
in metal hydroxides e.g NaH its oxidation number -1

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5
Q

oxidation number rule 4

A

bonded O e.g NaO its oxidation number is -2 expect in a peroxide its -1 and with fluorine its +2

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6
Q

oxidation rule number 5

A

bonded fluorine is always -1

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7
Q

what is the total oxidation of a molecule?

A

0

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8
Q

what is the oxidation number in a ion

A

it is equal to the charge

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