Solve this : 30. The most acidic aqua ion is : a Co H 2 O 6 3 + b Fe H 2 O 6 3 + c Ti H 2 O 6 3 + d Ni H 2 O 6 3 + Share with your friends Share 3 Rajat Raheja answered this 2 View Full Answer Humairah answered this Q30 1