Solubility Rules Lecture Notes

Flashcards about solubility rules in chemistry, covering the Nag Sag mnemonic and exceptions.

What does the mnemonic 'Nag Sag' help you remember in chemistry?

The molecules or substances that are always soluble.

What does 'N' stand for in the Nag Sag mnemonic?

Nitrates (NO3-)

What does 'A' stand for in the Nag Sag mnemonic?

Acetates (C2H3O2-)

What does 'G' stand for in the Nag Sag mnemonic?

Group one metals (e.g., Lithium, Sodium)

What does 'S' stand for in the Nag Sag mnemonic?

Sulfates (SO4-2)

What does the second 'A' stand for in the Nag Sag mnemonic?

Ammonium (NH4+)

What does 'G' stand for in Sag?

Group 17 nonmetals (e.g., Fluorine, Chlorine, Bromine, Iodine)

What is 'PMS' an exception to?

Solubility rules, specifically with sulfates and group 17 nonmetals.

What does 'P' stand for in the 'PMS' exception?

Lead (Pb+2)

What does 'M' stand for in the 'PMS' exception?

Mercury (Hg2+2)

What does 'S' stand for in the 'PMS' exception?

Silver (Ag+)

What is the second exception to Nagsag called?

Castorware

What elements make up 'Castorware'?

Calcium, Strontium, and Barium

With which molecules are 'Castorware' never soluble?

Sulfates