Which of the following could represent an alcohol molecule?
CH3CH2OH
CH3COOH
CH3COOCH2CH3
What is the name of this molecule?
2-methyl-butanol
2-methylbutan-3-ol
3-methylbutan-2-ol
What type of alcohol does this structure represent?
Primary
Secondary
Tertiary
Which of these alcohol molecules will have the highest boiling point?
CH3CH2CH2OH
CH2(OH)CH(OH)CH2OH
Why do diols have a higher boiling point than alcohols?
More hydrogen bonding
They are less viscous
They contain no double bonds
Which molecule could not be formed by oxidising propan-1-ol?
Propanal
Propanone
Propanoic acid
What is formed when a long chain carboxylic acid is neutralised by an alkali?
Salt and hydrogen gas
Soap and water
Salt, water and carbon dioxide gas
What type of molecules are antioxidants that can be added to our food to prevent the chemical in it from oxidising?
Proteins
Oxidising agents
Reducing agents
Which of these equations shows an antioxidant working?
\[C_{6}H_{8}O_{6}\rightarrow C_{6}H_{6}O_{6}+2H^{+}+2e^{-}\]
\[C_{6}H_{6}O_{6}+2H^{+}+2e^{-}\rightarrow C_{6}H_{8}O_{6}\]
\[MnO{_{4}}^{-}+8H^{+}+5e^{-}\rightarrow Mn^{2+}+4H_{2}O\]
Which compound would not react with Tollen’s reagent?
CH3CH(OH)CH2CH3
CH3C(CH3)(OH)CH2CH3
CH3CH2CHO