Which of the following pair of metals is purified by van-Arkel method?
Zr and Ti
Ag and Au
Ni and Fe
Ga and In
A
Ag and Au
B
Zr and Ti
C
Ni and Fe
D
Ga and In
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Solution
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The correct option is AZr and Ti Zr and Ti is purified by the Van-Arkel method. This method is used to remove the oxygen and nitrogen completely present in the impure form of metals.
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