C3.5 Organic Chemistry Flashcards
What do all organic molecules contain?
carbon atoms
What do all alcohols have?
OH
what do all carboxylic acids have?
COOH
what do all esters have?
COO
Properties of alcohols
solvents (can dissolve organic compounds), perfumes, aftershave
What colour flame does ethanol have when it burns?
a clean blue flame
alcohols+sodium
=hydrogen + solution (fizzes)
ethanol +oxygen
=water+carbon water
How is an alcohol oxidised to a carbolylic acid?
when boiled with acidified potassium chromate solution
Name an example of a carbolyic acid
ethanoic acid
What is a strong acid?
ionises completely
What is a weak acid?
doesn’t ionise completely
carboxylic acid+ alcohol
=ester+water (with a strong acid catalyst)
ethanoic acid+ethanol
ethyl ethanoate+water (sulfuric acid catalyst
Disadvantages in consuming alcohol
high blood pressure, heart disease, damage in liver,
