There was nothing about amino acids. It was an amine group. Test for by adding to CuSO4 and a "deep blue" complex forms.
For the born haber cycle I randomly chose a value from the data book. I assume that they will be accepting both of them. Or if one of them is "more correct" then it will be a one mark deduction.
The advantage of Paracetamol is in the textbook -- Aspirin can cause internal bleeding. That is what I put anyway.
I had no idea about the diagram. I drew a load of rubbish in the end. It was a single mark.
Last question was funny. They asked about rate as well as extent, I guess they were trying to trick people into saying it would be fast. When it states all over the textbook that you have no idea about the rate of reaction.
I thought the shape was trigonal planar, but that is wrong. Bond angles: 109.5 and 107 in Q2.