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MHT CET 2020 Chemistry Solved Paper
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© examsnet.com
Question : 41
Total: 50
van Arkel method of purification of metals involves converting the metal to a
volatile stable compound
volatile unstable compound
non volatile stable compound
None of the above
Validate
Solution:
This method is very useful for removing all the oxygen and nitrogen present in the from of impurity in certain metals like
Z
r
&
Ti.
T
i
+
2
I
2
523
K
─
─
─
─
─
▶
T
i
I
4
Volatile
stable
compound
C
1700
K
─
─
─
─
─
─
▶
T
i
+
2
I
2
Pure
metal
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