1
COMEDK 2020
MCQ (Single Correct Answer)
+1
-0

Formation of coloured solution is possible, when metal ion in the compound contains

A
paired electrons
B
unpaired electrons
C
lone pair of electrons
D
None of the above
2
COMEDK 2020
MCQ (Single Correct Answer)
+1
-0

Which of the following forms a colourless solution in aqueous medium?

A
Ti$$^{3+}$$
B
Sc$$^{3+}$$
C
V$$^{3+}$$
D
Cr$$^{3+}$$
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