The incorrect statement(s) among (a) - (c) is
(are)
(a) W(VI) is more stable than Cr(VI).
(b) In the presence of HCl, permanganate
titrations provide satisfactory results.
(c) Some lanthanoid oxides can be used as
phosphors.
Solution
W(VI) is more stable than Cr(VI)
<br><br>Permanganate titrations in presence of HCl
are unsatisfactory as HCl is oxidised to Cl<sub>2</sub>
<br><br>Lanthanoid oxides are used as phosphors.
About this question
Subject: Chemistry · Chapter: d and f Block Elements · Topic: Properties of Transition Metals
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