It it Soluble? Learning Soluble vs Insoluble ions.

Is Li⁺ (Lithium) soluble in water?

Yes, always soluble. Group 1 cation.

Is Na⁺ (Sodium) soluble in water?

Yes, always soluble. Group 1 cation.

Is K⁺ (Potassium) soluble in water?

Yes, always soluble. Group 1 cation.

Is NH₄⁺ (Ammonium) soluble in water?

Yes, always soluble.

Is NO₃⁻ (Nitrate) soluble in water?

Yes, always soluble.

Is ClO₃⁻ (Chlorate) soluble in water?

Yes, always soluble.

Is C₂H₃O₂⁻ (Acetate) soluble in water?

Yes, always soluble.

Is Cl⁻ (Chloride) soluble in water?

Yes, except with Ag⁺, Hg₂²⁺, Pb²⁺.

Is Br⁻ (Bromide) soluble in water?

Yes, except with Ag⁺, Hg₂²⁺, Pb²⁺.

Is I⁻ (Iodide) soluble in water?

Yes, except with Ag⁺, Hg₂²⁺, Pb²⁺.

Is SO₄²⁻ (Sulfate) soluble in water?

Yes, except with Ca²⁺, Sr²⁺, Ba²⁺, Pb²⁺, Hg₂²⁺.

Is CO₃²⁻ (Carbonate) soluble in water?

No, unless paired with Group 1 cations or NH₄⁺

Is PO₄³⁻ (Phosphate) soluble in water?

No, unless paired with Group 1 cations or NH₄⁺.

Is OH⁻ (Hydroxide) soluble in water?

No, except with Group 1 cations, NH₄⁺, Ca²⁺, Sr²⁺, Ba²⁺.

Is S²⁻ (Sulfide) soluble in water?

Back: No, except with Group 1 cations, NH₄⁺, Ca²⁺, Sr²⁺, Ba²⁺.

Front: Is Ag⁺ (Silver) soluble in water?

Back: No, forms precipitates with Cl⁻, Br⁻, I⁻.

Front: Is Pb²⁺ (Lead) soluble in water?

Back: No, forms precipitates with halides and sulfates.

Front: Is Hg₂²⁺ (Mercury(I)) soluble in water?

Back: No, forms precipitates with halides and sulfates.