Which of the following elements would produce coloured ion in aqueous solution? by Sunday | Dec 10 | Chemistry WAEC | 0 comments A. Calcuim B. Copper C. Magnesuim D. Sodium Correct Answer: Option B B. Copper Users Also Read These:Why is the ion Na+ form in normal chemical reactions…The following transition metal ions would be…A metallic ion Z2+ with an inert gas structure…The atoms of four elements are represented as 20Q,…The ion that will give a white precipitate with…