Chemistry A-Level
hydride and cyanide nucleophiles
What hydride and cyanide nucleophiles means in Chemistry A-Level, as defined for AQA.
Definition of hydride and cyanide nucleophiles
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Reference: AQA
The nucleophile is shown as H⁻ for NaBH₄ and as CN⁻ for the reaction with KCN, with the lone pair and charge drawn before any arrow.
Topics that use hydride and cyanide nucleophiles
- Aldehydes and ketones (A-level only) (AQA A-Level)
Related terms
- achiral exceptions
- alkoxide intermediate
- charged intermediate protonated
- contrast with ketones
- equations using 2[H]
- Fehling's solution
- fume cupboard
- hydrogen cyanide released by acid
Using hydride and cyanide nucleophiles in the exam
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