New Flashcards
1
Q
Observation of Phenol with Bromine
A
Bromine decolourises
Orange to colourless
White precipitate formed
Steamy fumes
2
Q
Phenol either bromine products
A
2,4,6-tribtomophenol
And HBr
3
Q
Aspirin
A
Salicylic acid
Ethanoic anhydride
Or Ethanoyl Anhydride
4
Q
Sulfur
A
Acid rain
5
Q
Reforming alkane to cyclical alkane
A
Produce cyclical alkane and H2
6
Q
Reforming alkane to cyclical alkane
A
Produce cyclical alkane and H2
7
Q
Calcium and Sulfuric acid reaction
A
Calcium sulphate is insoluble
The reaction stops before all the calcium has reacted because the layer or barrier formed on the surface prevents further reaction
8
Q
Gibbs free energy
A
Delta H - T Delta System
