-ate

Definition

An ending usually showing that the negative ion contains oxygen bonded to another element, as in nitrate, carbonate or sulfate.

Used by Edexcel

Specification 1.25 · Paper 1, Paper 2

Two important endings are -ide and -ate.
Revise: Nomenclature of Compounds

1
Do not decide from the presence of oxygen alone: oxide and hydroxide end in -ide, whereas nitrate, carbonate and sulfate end in -ate.
2
Write suffixes accurately: -ide and -ate are not interchangeable.

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GCSE Chemistry · key term

An ending usually showing that the negative ion contains oxygen bonded to another element, as in nitrate, carbonate or sulfate.

Used by Edexcel

Specification 1.25 · Paper 1, Paper 2

Two important endings are -ide and -ate.
Revise: Nomenclature of Compounds

1
Do not decide from the presence of oxygen alone: oxide and hydroxide end in -ide, whereas nitrate, carbonate and sulfate end in -ate.
2
Write suffixes accurately: -ide and -ate are not interchangeable.

Create a free account to read GCSE Chemistry revision notes for your exam board and track your progress.