Question

Which transition compound forms coloured carbonate?

Answer 1

Answer:

In transition metals, however, visible light excites the electrons from a lower d orbital to a higher one and only letting some light through. Colored compounds of transition elements are associated with partially filled (n-1)d orbitals. ... The color of ion is complementary of the color absorbed by it.

Answer 2

Explanation:

Answer:

In following infographic “Colours of Transition Metal Ions in Aqueous Solution” colours of these aqueous metal ions described: Titanium (Ti), Vanadium (V), Chromium (Cr), Manganese (Mn), Iron (Fe), Cobalt (Co), Nickel (Ni) and Copper (Cu).