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Transition Elements - 5
1.
Co
2
+
a) 4
b) 1
c) 3
d) 5
2.
Fe
2
+
a) 2
b) 4
c) 1
d) 3
3.
Mn
2
+
a) 3
b) 5
c) 4
d) 2
4.
Nuts + Bolts
a) High carbon steel
b) Mild steel
c) K
2
Cr
2
O
2
d) Medium Steel
5.
Axels
a) High carbon steel
b) Medium Steel
c) KMnO
4
d) Mild steel
6.
Hammers
a) KMnO
4
b) High carbon steel
c) Medium Steel
d) Mild steel
7.
Dyeing
a) KMnO
4
b) Medium Steel
c) K
2
Cr
2
O
7
d) Mild steel
8.
Disinfectant
a) Medium Steel
b) KMnO
4
c) K
2
Cr
2
O
7
d) Mild steel
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