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Chemistry
Chemistry
Problem
Which of the following reaction forms the basis of Goldschmidt alumino-thermite process? a.
2
Al
+
N
2
→
2
AlN
2\text{Al} + \text{N}_2 \rightarrow 2\text{AlN}
2
Al
+
N
2
→
2
AlN
b.
2
Al
+
3
Cl
2
→
2
AlCl
3
2\text{Al} + 3\text{Cl}_2 \rightarrow 2\text{AlCl}_3
2
Al
+
3
Cl
2
→
2
AlCl
3
c.
2
Al
+
6
HCl
→
2
AlCl
3
+
3
H
2
2\text{Al} + 6\text{HCl} \rightarrow 2\text{AlCl}_3 + 3\text{H}_2
2
Al
+
6
HCl
→
2
AlCl
3
+
3
H
2
d.
2
Al
+
Fe
2
O
3
→
Al
2
O
3
+
2
Fe
2\text{Al} + \text{Fe}_2\text{O}_3 \rightarrow \text{Al}_2\text{O}_3 + 2\text{Fe}
2
Al
+
Fe
2
O
3
→
Al
2
O
3
+
2
Fe
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