chloeeyay Chemistry Revision

chloeeyay Chemistry Revision


Carbonyl Compounds

Aldehydes have a carbonyl group at the end of the molecule
Ketones have a C=O bond in the middle of their carbon chain. They often have a number
to show which carbon the carbonyl group is on, i.e pentan-2-one
Acidified potassium dichromate (K2Cr2O7 / H2SO4)…

chloeeyay Chemistry Revision

produced. Acid anhydrides can be warmed with an alcohol to produce an ester and a carboxylic
acid, which can be separated from each other by fractional distillation.
CH3COOCOCH3 ->
Esters have the functional group -COO- and their name is made up of two parts, the first is…

chloeeyay Chemistry Revision

Disadvantages
Poor availability (few outlets and manufacturers)
More expensive to produce
Crops grown for biofuel use up land for food crops
A suitable climate is needed
Some countries have limited water
Not enough food waste to mass produce
Advantages
Renewable
Carbon neutral ­ reduces emissions
Biodegradable
Non-toxic…