Acid anhydride Study guides, Class notes & Summaries

OCR A LEVEL CHEMISTRY ORGANIC SYNTHESIS WITH COMPLETE SOLUTIONS alkene undergoes what type of polymerisation - CORRECT-addition  polymerisation Alkene to alcohol - CORRECT -Electrophilic addition  conc (phosphoric) acid catalyst  steam Haloalkane to nitrile - CORRECT -nucleophilic substitution ethanolic NaCN or KCN heat Haloalkane to primary amine (also makes NH4X) - CORRECT -Nucleophilic  substitution  Excess ethanolic NH3 with no further substitution HEAT under PRESSURE ac...

Acetic acid is incompatible with ___________________ chemicals. They can react with each other to produce very exothermic reactions that can be violent and explosive and/or can release toxic substances, usually as gases. - -Nitric acid, peroxides, permanganates Acetic anhydride is incompatible with ___________________ chemicals. They can react with each other to produce very exothermic reactions that can be violent and explosive and/or can release toxic substances, usually as gases. - -Ethy...

A-level CHEMISTRY Paper 3 Friday 21 June 2024 Morning Time allowed: 2 hours Materials For this paper you must have: • the Periodic Table/Data Booklet, provided as an insert (enclosed) • a ruler with millimetre measurements • a scientific calculator, which you are expected to use where appropriate. Instructions • Use black ink or black ball-point pen. • Fill in the boxes at the top of this page. • Answer all questions. • You must answer the questions in the spaces p...

sp3 - ANSWER-tetrahedral 109.5 4 single bonds for oxygen and nitrogen tetrahedral bent sp2 - ANSWER-trigonal planar 120 1 double 2 single for oxygen and nitrogen trigonal planar linear sp - ANSWER-linear 180 1 triple 1 single or 2 double formula for alkane - ANSWER-CnH(2n+2) a organic molecule that contains at least one multiple bond is said to be__________ - ANSWER-unsaturated boiling point - ANSWER-the molecule with the most carbons will having the highest b...

Metabolism: correct answer: Catabolism + anabolism Catabolism: correct answer: Breakdown/ degradation of macromolecules = net gain of energy. -cells use energy conversion strategy that oxidizes glucose. -Small bits of energy are released at several points in the pathway called ATP (energy currency) Anabolism: correct answer: Buildup of macromolecule = loss of net energy Stages of Catabolism: correct answer: Stage 1: hydrolysis of macromolecules into smaller micro molecules/ subuni...

What is the structural formula of urea? What is the structural formula of guanidine? What is the structure of the reaction which is catalysed by carbamoylphospate synthase 1? Name this chemical compound Creatine Name this chemical compound Phosphocreatine What are the structures involved in the reaction catalysed by creatine kinase? What is the structural formula of creatinine, and what is its most important medical relevance? Creatinine is an indicator of kidney funct...

Carboxylic acid derivatives undergo _______ reactions A. nucleophilic substitution B. nucleophilic acyl substitution C. electrophilic acyl substritution D. addition correct answers B The acyl group is A. C=O B. HC=O C. RC=O correct answers C Which of the following compounds would be most reactive? A. ethyl acetate B. propanamide C. benzoyl chloride D. phenyl anhydride correct answers C Which of the following compounds would have the most stabilized carbonyl group? ...

OCR CHEMISTRY A LEVEL WITH COMPLETE SOLUTIONS   Haloalkane to nitrile - ANSWER-nucleophilic substitution ethanolic NaCN or KCN heat Haloalkane to primary amine (also makes NH4X) - ANSWER-Nucleophilic substitution Excess ethanolic NH3 with no further substitution HEAT under PRESSURE acyl chloride/acid anhydride to SECONDARY amide - ANSWER-Nucleophilic substitution primary amine Acyl chloride/acid anhydride to PRIMARY amide - ANSWER-Nu...

ORGANIC CHEMISTRY ACS FINAL EXAM ORGANIC CHEMISTRY ACS FINAL EXAM WITH GUARANTEED ACCURATE ANSWERS Ketone - accurate answer Aldehyde - accurate answer Carboxylic acid - accurate answer Ester - accurate answer Amide - accurate answer Anhydride - accurate answer Amine - accurate answer Ether - accurate answer Constitutional isomers - accurate answersame formula, different connectivity Stereoisomers - accurate answersame formula, different spatial arrangement En...

alkane alkene 5 Sanity-Saving Tips for Arguing on the Internet 1:15 / 1:27 alkyne alcohol amine ether aldehyde/carbonyl group ketone carboxylic acid ester amide Hydroxyl -OH Alkoxy -OR Hemiacetal Hemiketal Mesyl Group Tosyl Group aldehyde/Carbonyl Group Acetyl Acyl Anhydride Aryl/phenyl -Ar or -C6H5 Benzyl Hydrazine Hydrazone Vinyl Vinylic Allyl Nitri...