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:What quantity of electrons (in mole) is lost when…Which of the following elements would produce…The number of hydroxonium ions produced by one…The following transition metal ions would be…What would be observed when aqueous ammonia is added…