91391 Demonstrate understanding of the properties of organic compounds
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1 91391 Demonstrate understanding of the properties of organic compounds Collated IUPAC naming and structural formula (2017:1) Complete the table below to indicate the IUPAC name, functional group, and/ or the structural formula for organic compounds that contain only four carbon atoms. The first row has been completed for you. Functional group IUPAC (systematic) name alkene but-1-ene 2-methylpropan-1-amine acyl chloride propyl methanoate aldehyde amide butanamide (2016:1) Complete the table below by drawing the structural formula for the named compounds. butylethanoate 2-hydroxybutanal ethanamide
2 The structure of amoxycillin is given below. It is an antibiotic used in the treatment of bacterial infections. Name the four different functional groups circled within the amoxycillin molecule above. (2015:1) The structure of aspartame is given below. Aspartame is often used as an artificial sweetener in drinks. Identify the FOUR different functional groups within the aspartame molecule that are circled and numbered above. Complete the table below by drawing the structural formula for the named compounds propanoyl chloride 3-bromopentan-2-one 2-methylbutanal
3 (2014:1) Complete the table below giving the or the structural formula for each compound. propanamide Also Q 3 but this relies on identification of compounds A-G. (2013:1) Complete the table below by giving the or the structural formula for each compound. propanamide Questions from expired AS which are still relevant. (2012:2) No similar question asked.
4 (2011:3) Write the s for the four compounds in the table below. A. B. C. D. (2010:1) The following compounds, A and B, are both present in manuka honey. Complete the table by naming the functional groups in each molecule. Functional groups (2010:3) Write the s for the four compounds in the table below. A. B. C. D.
5 (2009:1) The structures of the three branched-chain primary alcohols with the formula C5H11OH are given below. (i) Write systematic names for the three isomers in the spaces provided in the table. Isomer Name (2009:2) Draw the structural formula for each of the organic compounds below. propanoyl chloride 2-amino-3-methylbutane pentanal 4-chlorobutanoic acid
6 (2008:1) Give the systematic IUPAC names for the following molecules. Draw the structural formula of each of the organic compounds below.
7 ANSWERS (2017:1) Functional group IUPAC (systematic) name alkene but-1-ene amine 2-methylpropan-1-amine acyl chloride butanoyl chloride 2- methylpropanoyl chloride ester propyl methanoate Butanone Butan-2-one aldehyde Butanal 2-methylpropanal* amide butanamide * (2016:1) butylethanoate 2-hydroxybutanal ethanamide 1. Hydroxyl (alcohol). 2. Amine / amino. 3. Amide / peptide. 4. Carboxylic acid.
8 (2015:1) 1. Carboxylic acid or carboxyl 2. Amine or aminoalkane 3. Amide 4. Ester propanoyl chloride 3-bromopentan-2-one 2-methylbutanal (2014:1) Complete the table below giving the or the structural formula for each compound. 3-chlorobutanone CH3CH2CONH2 propanamide methylbutanoate (2013:1) Complete the table below by giving the or the structural formula for each compound. 3-hydroxy propanal / 3-hydroxyl propanal propanamide 4-methyl pentan-2-one
9 (2012:2) No similar question asked. (2011:3) Questions from expired AS which are still relevant. Write the s for the four compounds in the table below. A. B. fluoroethanoic acid propanoyl chloride C. D. 1-bromobutane hexan-2-one (2010:1) Functional groups (2010:3) (c) Write the s for the four compounds in the table below. A. B. 1-aminobutane / butan-1-amine pentan-2-one C. butanoyl chloride D. methanamide
10 (2009:1) (i) C: 3-methyl butan-1-ol D: 2-methyl butan-1-ol, E: 2,2 dimethyl propan-1-ol OR dimethyl propanol OR dimethylpropan-1-ol (2009:2) (2008:1) propanamide hexan-3-one methylpropanoate 3,3-dimethylbutanoic acid
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