Why is chemistry an interesting subject? Lets see if u answer the questions below

1.         Give the electronic configuration of the following atoms:

            a)         V

            b)         Cr

            c)         Co

            d)         Cu

            e)         Zn

2.         Give the electronic configuration of the following ions:

            a)         Co²⁺

            b)         Cu⁺

            c)         V³⁺

            d)         Cr³⁺

            e)         Fe³⁺

3.         a)         Explain why Sc and Zn are not classified as transition metals

            b)         Explain how transition metals can form complex ions

            d)         Explain why complex ions are often coloured

            e)         Explain why Cu⁺ is not coloured