記憶度
3問
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問題一覧
1
Vanadium (II) / V2+
Violet
2
V3+ (aq)
Green
3
VO2+ (aq)
Blue
4
VO2 + (aq)
Yellow
5
Cr3+ (aq)
Green
6
CrO4 2- (aq)
Yellow
7
Cr2O7 2- (aq)
Orange
8
Mn 2+ (aq)
Very pale pink
9
MnO4 2- (aq)
Green
10
MnO4 - (aq)
Purple
11
Fe2+ (aq)
Pale green
12
Fe3+ (aq)
Yellow
13
Co 2+ (aq)
Pink
14
Ni 2+ (aq)
Green
15
Cu 2+ (aq)
Blue
16
Oxidation no. of Sc (max,min)
+3
17
Oxidation no. of Ti (max, min)
+4, +2
18
Oxidation no. of V
+5, +1
19
Oxidation no. of Cr
+6, +1
20
Oxidation no. of Mn
+7, +1
21
Oxidation no. of Fe
+6, +2
22
Oxidation no. of Co
+5, +1
23
Oxidation no. of Ni
+4, +1
24
Oxidation no. of Cu
+3, +1
25
Oxidation no. of Zn
+2