Transition Metals Flashcards
1
Q
Cu2+ with NaOH
A
Blue gelatinous precipitate
2
Q
Cu 2+ and ammonia
A
Cu 2+ and ammonia
Blue gelatinous precipitate
Blue solution in excess
3
Q
Fe2+ with NaOH
A
Green precipitate turning rusty brown on its surface
4
Q
Fe2+ with Ammonia
A
Dark green precipitate formed
5
Q
Fe3+ with NaOH
A
Rusty brown precipitate
6
Q
Fe3+ with Ammonia
A
Rusty brown precipitate
7
Q
Mn2+ with NaOH
A
Brown precipitate which darkens in air as it oxidises
8
Q
Mn2+ with Ammonia
A
Brown precipitate which darkens as it oxides
9
Q
Cr3+ with NaOH
A
Green precipitate which re-dissolves in excess hydroxide
10
Q
Cr3+ with Ammonia
A
Green precipitate which re-dissolves in excess ammonia
