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Question
Chemistry
Thermite is a mixture of iron oxide and
Q. Thermite is a mixture of iron oxide and
2218
184
AIIMS
AIIMS 2002
The d-and f-Block Elements
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A
zinc powder
26%
B
potassium metal
20%
C
sodium shavings
15%
D
aluminium powder
39%
Solution:
Thermite process involved the reduction of metal oxides by the use of aluminium powder.
F
e
2
O
3
+
2
A
l
→
A
l
2
O
3
+
2
F
e