Naming Organic CompoundsCambridge IGCSE Chemistry: Flashcards
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What type of compound has a name ending in -ane?
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- What type of compound has a name ending in -ane?
- An alkane.
- What type of compound has a name ending in -ene?
- An alkene.
- What type of compound has a name ending in -ol?
- An alcohol.
- What type of compound has a name ending in -oic acid?
- A carboxylic acid.
- What does the prefix 'but-' tell you about a compound's structure?
- That the compound has four carbon atoms in its chain.
- What is the general formula of an alkane?
- CnH(2n+2)
- What is the general formula of an alcohol?
- CnH(2n+1)OH
- What is the general formula of a carboxylic acid?
- CnH(2n+1)COOH
- Why is the number in 'but-1-ene' important?
- It shows the position of the C=C double bond in the carbon chain, distinguishing it from but-2-ene.
- Name the five key compounds you must be able to name and draw the displayed formula of.
- Methane, ethane, ethene, ethanol and ethanoic acid.
- What is a functional group?
- An atom or group of atoms that determines the chemical properties of a homologous series.
- What functional group defines an alcohol?
- The -OH (hydroxyl) group.
- What functional group defines a carboxylic acid?
- The -COOH (carboxyl) group.
- How do propan-1-ol and propan-2-ol differ?
- They have the same molecular formula but the -OH group is attached to a different carbon atom in the chain (position 1 vs position 2).