colours of common compounds Flashcards
1
Q
white solids
A
salts of:
na+
k+
ca2+
ba2+
zn2+
pb2+
al3+
some oxides
2
Q
colourless solutions
A
aq acids, alkalis, h2o2
aq white solids:
na+
k+
ca2+
ba2+
zn2+
pb2+
al3+
3
Q
black
A
i2 crystals
some oxides
4
Q
grey / silver
A
powder metals
5
Q
blue aq
A
cu2+
6
Q
green solid
A
cuco3
7
Q
pale green
A
fe2+ solids and aq
8
Q
purple
A
kmno4
aq mno4-
9
Q
red brown
A
fe(oh)3
impure copper
10
Q
pink
A
cu metal
11
Q
yellow
A
iodides
aq fe3+ solutions
