Get premium membership
and access revision papers with marking schemes, video lessons and live classes.
On heating a pale green solid K, carbon (IV) oxide gas and a black solid m were formed. On reacting K with dilute
hydrochloric acid, carbon (IV) oxide gas and a green solution s were formed. When excess aqueous ammonia was added to solution s , a deep blue solution was formed.
(a) Identify the cation in solid k
(b) Identify the two anions in solution S