Across
- 3. Reaction type where an atom or group of atoms on a carbon chain is replaced by a different atom or group
- 5. Addition of hydrogen gas across an unsaturated carbon-carbon double bond, typically using a metal catalyst.
- 7. Chemical breakdown of a compound, such as an ester or amide, involving the addition of water.
- 13. Organic ester composed of three fatty acid molecules bonded to a single glycerol backbone.
- 16. Long-chain molecule composed of many repeating small sub-units joined together
- 20. Reaction type in which atoms or groups are removed from adjacent carbon atoms to produce an unsaturated double bond
- 23. Non-superimposable mirror image structure that rotates plane-polarised light in opposite directions
- 24. Chemical reaction in which primary alcohols form aldehydes or carboxylic acids, and secondary alcohols form ketones
- 25. Functional group consisting of a carbonyl group bonded directly to a hydroxyl group, giving carboxylic acids their acidic properties.
- 26. Laboratory technique of heating a mixture with a vertical condenser so volatile vapours condense and return without loss of reactants
Down
- 1. Compound whose molecules have the same atoms bonded in the same order but differ in three-dimensional spatial arrangement.
- 2. Separation and purification method used to collect an organic product based on differences in boiling points
- 4. Alkaline hydrolysis of fats or ester triglycerides with sodium hydroxide to produce soap and glycerol
- 6. Alkaline solution of ammoniacal silver nitrate used as a qualitative test to oxidise aldehydes to carboxylate ions.
- 7. Alkane derivative containing one or more halogen atoms bonded to a carbon chain.
- 8. Simplified structural representation showing only the carbon-carbon bonds and heteroatoms while omitting implicit hydrogen atoms.
- 9. Carbonyl compound where the carbonyl carbon is bonded to two carbons, prepared by oxidising a secondary alcohol under reflux
- 10. Trihydroxy alcohol, systematically named propane-1,2,3-triol, that bonds with fatty acids to form fats and oils.
- 11. Carbonyl compound with at least one hydrogen bonded to the carbonyl carbon that forms a silver mirror with Tollens' reagent
- 12. Scientific device used to measure the optical rotation of plane-polarised light by a chiral sample.
- 14. Asymmetric carbon centre bonded to four different atoms or groups
- 15. Optically inactive equimolar mixture containing equal amounts of two enantiomers whose optical rotations cancel out
- 17. Reaction converting aldehydes or ketones back into alcohols using sodium borohydride
- 18. Organic compound containing a carbonyl group bonded to an oxygen with an attached alkyl group, formed by reacting a carboxylic acid with an alcohol
- 19. Organic base containing nitrogen with a lone pair of electrons that accepts protons and turns damp litmus paper blue
- 21. Small repeating sub-unit, commonly an unsaturated molecule, that links together to form a macromolecular chain
- 22. Compound containing a carbonyl group bonded to a nitrogen atom, prepared by reacting an acyl chloride or ester with alcoholic ammonia
- 25. Reaction where two molecules combine to form a larger molecule while releasing a small inorganic molecule like water or hydrogen chloride