Question

Salt D contains one cation and one anion.
When a flame test is carried out on D, a lilac colour is observed in the flame.
When concentrated sulphuric acid is added to D, brown fumes of an element, E, are
given off together with a colourless gas, F.
F turns acidified potassium dichromate(VI) green.
Identify D, E, and F.

Answer 1

Answer:

I don't know what you think about it is not going to be a great day of school

Answer 2

Answer:D.Potassium

E.Nitrogen dioxide

F.Sulphur dioxide

Explanation: