Water And Solutions

Question 1

Soluble ions

Answer 1

Na+ , K+ , NH4+ , NO3-, CH3COO- , NO3-

Cl- , Br- , I- except with Ag+ , Pb2+
SO4 2-, except with Pb2+ , Ba2+

Question 2

Insoluble ions

Answer 2

O2-, S2-, CO3 2-, PO4 3-, except Na+, K+, NH4+

OH- except Na+, K+, NH4+, Ba2+ or Ca2+