Optical isomers - Study guides, Revision notes & Summaries

Contains: The Pass - Explains the different types of structural isomerism, giving at least two examples of chain, positional and functional group isomers. Uses diagrams, molecular models and properties of the isomers where appropriate. Explains the different types of stereoisomerism, giving at least two examples of geometric and optical isomers. Uses diagrams, molecular models and properties of the isomers where appropriate Merit- Examines the industrial importance of isomerism. This is...

Which 2 transition metals do not have a fully filled 4s orbital? - correct answer Chromium and copper What advantage does a fully or half filled shell give a transition metal and why? - correct answer Makes more stable What is the definition of a transition element? - correct answer D-block element which form at least one ion with a partially filled d orbital Which 2 elements i...

Carbohydrate - Correct Answer Polyhydroxy aldehyde, ketone, or a compound that produces such substances upon hydrolysis Chiral Centre - Correct Answer -C atom attached to 4 different groups (tetrahedral geometry) -A molecule with a chiral centre is said to be "chiral Enantiomers - Correct Answer -Stereoisomers that are not superimposable mirror images of each other -The configurations at all chiral centres are exactly opposite -All chemical and physical properties are the same -...

AQA A-LEVEL CHEMISTRY PAPER 2 QUESTION PAPER JUNE 2020 A-level CHEMISTRY Paper 2 Organic and Physical Chemistry Monday 8 June 2020 Afternoon 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...

Pharmacology Basics 52 CORRECTLY ANSWERED QUESTIONS LATEST UPDATE What factor below is LEAST likely to influence a drug's effect on a patient when taken orally? Response A) Molecular size B) Molecular shape C) Physical state or phase D) Ability to form covalent bonds E) Concentration A weak acid drug (A), with a pKa = 6, is given orally. Assuming that the pH of the stomach equals 3 and the pH of the blood equals 7, which of the following statements is true? Response A) At equilibrium,...

electrophiles electron seeking reagents that have room to accept a electron pair nucleophiles reagents seeking a nucleus to which to donate a pair of electrons proton transfer or protonation reaction the transfer of a proton from one base to another transition state lying between the products and reactants free energy of activation (delta G double dagger) the height of the barrier, the energy that the reactants attain in reaching the the transition state e...

This unit 14 Assignment C contain the description of structural isomerism and stereoisomerism. - chain isomerism: C5H12 - functional group isomerism: C3H6O2 (propanoic acid and methyl ethanol ) - position isomerism: C3H7Cl - geometric: cis and trans oleic acid -optical: L and D alanine Glucose and Galactose Starch and cellulose this assignment also compare the different types of isomers and their industrial importance. And it also analys...

Brock Biology of Microorganisms, 15e (Madigan et al.) Chapter 1 The Microbial World 1.1 Multiple Choice Questions 1) Which of the following statements is FALSE? A) Microbial cells can exist as single cells. B) Microbial cells carry out their life processes of growth independently. C) Microbial cells include both bacteria and viruses. D) Microbial cells are surrounded by a plasma membrane. 2) Which of the following statements is correct? A) Microorganisms are significant contributors to ...

AP Biology- Biochemistry Question with complete solution 2023ionic bond bond resulting from a transfer of electrons covalent bond bond resulting from the sharing of electrons nonpolar electrons shared equally polar electrons shared unequally buffer substance that resists changes in pH bicarbonate ion most important buffer in human blood isomer organic compounds with the same molecular formula but different structure structural isomer isome...

chemistry- stereoisomers definitions OCR A level Question and answers 100% solvedhomologous series a family of organic compounds with the same general formula and similar chemical properties. in the group, each member differs by the addition of CH2 and a gradual change in physical properties stereoisomer molecules with the same molecular and structural formula but a different spacial arrangement of atoms geometric isomer A type of stereoisomer that has a different arrangements a...