Solubility trends

Group 1 solubility

All are soluble

Which other salt is always soluble?

ammonium salts

What is the halide solubility trend?

The halides are insoluble with Ag+ or PB2+

solubility decreases down the group for silver halides

what is the sulfates solubility trend?

Insoluble with Ba2+, Pb2+, Ca2+ and Sr2+

BaSO4 and PbSO4 form white precipitates

What are the carbonates solubility trends?

most carbonates are insoluble but soluble with group 1 and NH4+

Na2CO3 and (NH4)2CO3 are soluble

CaCO3, BaC03 and MgCO3 are insoluble and form precipitates

What is the trend of the hydroxides?

only soluble with group 1, Ba2+, Si, Ca

NaOH and KOH highly soluble

Mg(OH)2 and Al(OH)3 insoluble

sulfides

soluble with group 1, NH4+ and some group 2

what is the pneumonic for soluble compounds

NAGSAG

what does this stand for?

N- nitrates

A- acetates

G- group 1

S- some sulfates

A- Ammonium

G- group 7/ halides

what are the nitrates solubility trend?

all are soluble