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C10 PPQ mistakes
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Total cards: 4•Content version: v4•Public deck•Updated: 8/1/2026
Card preview (4)
#1
Front (Question)
What happens when alkene react with bromine
Back (Answer)
from orange to colourless
#2
Front (Question)
Carboxylic acid reacts with alcohols in the presence of an ____ catalyst to form ___
Back (Answer)
• acid • ester
#3
Front (Question)
Why does open wine taste like vinegar
Back (Answer)
• air contains oxygen • which oxideses ethanol • to produce ethanoic acid
#4
Front (Question)
Why does methanoic acid have a greater rate of reaction than ethanoic acid
Back (Answer)
• methanoic acid has a lower pH • methanoic acid has a higher concentration of hydrogen ions • more collision per unit time