Solubility Rules

Question 1

SNAP

Answer 1

Sodium (Na+)
Nitrate (NO3-)
Ammonium (NH4+)
Potassium (K+)

Question 2

NAG SAG

Answer 2

Nitrates (NO3-)
Acetates (C2H3O2-)
Group 1
Sulfates (SO4 2-)
Ammonium (NH4+)
Group 17

Question 3

Exceptions: PMS

Answer 3

Pb 2+ (lead)
Mercury (Hg2 2+)
Silver (Ag+)
when sulfates and group 17 elements are paired with P,M, or S they are insoluble

Question 4

Exceptions: Castro Bear

Answer 4

Ca 2+
Sr 2+
Ba 2+
never soluble with sulfates