AQA A2 Chemistry C25 Nomenclature And Isomerism Kerboodle Answers
This page contains the AQA A2 Chemistry Nomenclature And Isorism Questions and kerboodle answers for revision and understanding .This page also contains the link to the notes and video for the revision of this topic.
1 a b 2,4-dimethylpentane.2 a CH3CH2CH2OH Propan-1-ol b CH3CH(Cl)CH3 2-chloropropane c CH3CH2CH= CHCH2CH3 Hhex-3-ene d CH3CH2OH Ethanol e C4H9COOH? Pentanoic acid
25.3 Synthesis of optically active compounds AQA A2 Chemistry Nomenclature And isorism Kerboodle Answers : Page No. 153
1 a 2-hydroxybutanoic acid b Yes, the carbon to which the -OH group is bonded has four different groups attached to it. 2 a 2-methyl-2-hydroxypropanoic acid
No, it has no carbon to which four different groups are attached. 3 This carbon atom does not have four different groups attached to it. Banner 2
Practice questions: Page No.
1 2–aminopropanoic acid or 2–aminopropionic acid 2 Optically inactive OR Equal mixture of enantiomers / optical isomers Planar carbonyl group (stated or drawn) Attack from above or below (either side) 3 (a) Optical Equal mixture of enantiomers Plane polarised light Rotated in opposite/different directions (b) Carbocation Planar Attack from either side equally likely 4 (a) 2-methylbutan-1-ol (b) Optical (c) 5 (a) Same molecular formula and same structure but atoms are arranged differently in space. (b) No free rotation about the C=C pent-2-ene (c) 2-hydroxypropanoic acid Optical (d) Plane Polarised light. Rotated by the same amount in opposite directions. Banner 3
DISCLAIMER
Disclaimer: I have tried by level best to provide the answers and video explanations to the best of my knowledge. All the answers and notes are written by me and if there is any similarity in the content then it is purely coincidental. But this is not an alternative to the textbook. You should cover the specification or the textbook thoroughly. This is the quick revision to help you cover the gist of everything. In case you spot any errors then do let us know and we will rectify it. References: BBC Bitesize AQA GCSE Science Kerboodle textbook Wikipedia Wikimedia Commons Join Our Free Facebook Group : Get A* in GCSE and A LEVEL Science and Maths by Mahima Laroyia: https://www.facebook.com/groups/expertguidance.co.uk/ For Free Tips, advice and Maths and Science Help