Transition metal colours Flashcards
1
Q
What colour is aq vanadium (ll) ?
A
violet
2
Q
What colour is aq vanadium (lll)?
A
green
3
Q
What colour is aq vanadium (lV)?
A
blue
4
Q
What colour is aq vanadium (V)?
A
yellow
5
Q
What colour is aq chromium (VI)?
A
orange
6
Q
What colour is chromium (lll)?
A
green
7
Q
What colour is aq Iron (lll)?
A
yellow
8
Q
What colour is aq Iron (ll)?
A
pale green
9
Q
What colour is aq Cobalt (ll)?
A
pink
10
Q
What colour is aqueous copper (ll)?
A
pale blue
10
Q
What colour is aqueous copper (ll)?
A
pale blue
11
Q
Cr 3+ with few drops NaOH
A
green precipitate
12
Q
Cr 3+ with few drops NH3
A
green precipitate
13
Q
Cr 3+ with excess NaOH
A
green solution
14
Q
Cr 3+ with excess NH3
A
purple solution
