2.1.18 Oxidation Numbers Flashcards by Rosie Ward | Brainscape

Q

What is the oxidation number?

A

The number of electrons that an atom uses to bond with atoms of another element.

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Q

What is the oxidation number of an uncombined element?

A

0

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Q

What is the oxidation number of combined oxygen?

A

-2

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Q

What is the oxidation number of combined oxygen in peroxides?

A

-1

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Q

What is the oxidation number of combined hydrogen?

A

+1

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Q

What is the oxidation number of combined hydrogen in metal hydrides?

A

-1

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Q

What is the oxidation number of a simple ion?

A

Charge on ion.

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