The sulfate ion is precipitated with barium chloride.
The presence of sodium can be tested by flame photometry.
Yes, the calcium sulphate (CaSO4) is a chemical compound.
Compound.
no it is not
Compound
A compound.
You have to specify the sulphate of which element.
vanadium(I) sulphate, but as far as I am aware, this compound is unknown
No it is not. I am a geologist it is not.
No it is not it is a compound.
K2SO4
Magnesium sulfate is a chemical compound.
It is a compound of copper & sulfur