Solubility Guidelines

Question 1

The ____ates, ____ates, and ____ates of all metals are soluble in water

Answer 1

In any order: nitrates, chlorates, acetates

Question 2

_____ acetate is slightly soluble in water

Answer 2

Silver

Question 3

What types of salts are ALWAYS soluble in water?

Answer 3

In any order: sodium, potassium and ammonium

Question 4

What type of salt are is USUALLY soluble in water?

Answer 4

In general, alkali metal (Group IA) salts are soluble in water.

Question 5

Are the chlorides, bromides, and iodides of any metals soluble? Name the rules if so.

Answer 5

They are soluble for all metals EXCEPT for lead, silver and mercury (the heavy metals).

Question 6

What are the solubility rules for sulfates?

Answer 6

They are soluble for any metal BUT the heavy metals (including lead, mercury (I)–they are SLIGHTLY soluble for silver) and calcium, strontium and SLIGHTLY soluble for barium (Castro Bear).

Question 7

What anions are INsoluble in water for all metals (excluding the metals/cations that are always soluble no matter the anion)? What type of solution are these resulting compounds soluble in?

Answer 7

arsenates
borates
carbonates
phosphates
sulfides
sulfites;
They are all soluble in ACIDIC solution.

Question 8

The hydroxides of __________ are VERY soluble in water.

Answer 8

alkali metals

Question 9

The hydroxides of what cations are MODERATELY soluble in water?

Answer 9

calcium and barium

Question 10

In general, the hydroxides and ________ of all other _________ are ________ in ________ but _________ in _______.

Answer 10

hydroxides and oxides; metals; insoluble in water, but soluble in acids.