Among the following properties, the set of properties shown by CN− ion towards metal species is : (i) reducing (ii) oxidising (iii) complexing
A
i, ii, iii
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B
ii, iii
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C
iii, i
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D
i, ii
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Solution
The correct option is B iii, i Reaction involving CN− is given below: KCN+Ag→[Ag(CN)2]− (Complex formation property) Besides, CN− also acts as reducing agent.