Питання 8 з 200 · Аnalytical chemistry

Ammoniacal buffer and 8oxyquinoline solution were added into the solution containing cations of the V analytical group, which resulted in production of a green-yellow precipitate. What cations were in the solution?

1. A Manganese
2. B Iron(II)
3. C Calcium
4. D Magnesium
5. E Ammonium

Правильна відповідь: D. Magnesium