Question

Among the ions, Mn2+, Pt2+ and Cr3+ :
(A) Only Mn2+ is colourless and Pt2+ and Cr3+ are coloured
(B) All these are colourless
(C) All these are coloured
(D) Only Pt2+ is coloured and Mn2+ and Cr3+ are colourless.​

Answer 1

Answer:

(c) is correct option

Explanation:

All contain unpaired d-electron

Answer 2

Explanation:

opetion (c)

all these are colures