Chemistry · Oct / Nov 2021 · Paper 42 · Question 6
0620
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The question as text
Ethanol, C2H5OH, belongs to the homologous series called alcohols.
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6(a)[1]
CnH2n+1OH (1)
6(b)[1]
not all atoms are C or H
6(c)(i)[1]
C2H4
6(c)(ii)[1]
glucose
6(d)[2]
C2H5OH + 3O2 → 3H2O + 2CO2
species (1) correct equation (1)
6(e)(i)[1]
C3H5O2
6(e)(ii)[2]
any one ester link (1)
rest of molecule (1)
6(e)(iii)[1]
water
6(f)(i)[1]
carboxylic acid
6(f)(ii)[1]
structure of ethanedioic acid
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