Which of the following elements would produce coloured ions in aqueous solution? by Sunday | May 8 | Chemistry WAEC | 0 comments A. Calcium B. lron C. Magnesium D. Sodium Correct Answer: Option B B. lron Users Also Read These:The coloured nature of transition metal ions are…The atoms of four elements are represented as 20Q,…What quantity of electrons (in mole) is lost when…The economic system in which the decisions about…The following transition metal ions would be…