how does the test for phosphate ion work?

Question

How does the test for phosphate ion work...what is the chemistry behind it? How does the test for nitrate ion work? ...what is the chemistry behind it?

Answer 1

There are two tests for phosphates, both of them are exceedingly complicated, mention the one u need.



are u talking bout the ring test for nitrates?

well the brown ring is due to the formation of

Fe(NO)(H2O)5SO4

Answer 2

Test For Phosphate Ion

Answer 3

u can look for vanadate test for phosphate test it is a spectrophotometric test color change occur due to addition of vanadate. u can look for spectrophotometry books.