d and f block elements

Section: Chemistry

Question : 8 of 24

Marks: +1, -0

Fusion of MnO2 with KOH in presence of O2 produces a salt W alkaline solution of W upon electrolytic oxidation yields another salt X. The manganese containing ions present in W and X, respectively are Y and Z correct statement(s) is(are)

[JEE Adv 2019 P1]

In both Y and Z,π-bonding occurs between p-orbitals of oxygen and d-orbitals of manganese
In aqueous acidic solution, Y undergoes disproportionation reaction to give Z andMnO2
Both Y and Z are coloured and have tetrahedral shape
Y is diamagnetic in nature while Z is paramagnetic

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