Precipitation Flashcards
1
Q
what is precipitation?
A
two soluble salts reacting to make an insoluble salts
2
Q
what sulphates form precipitates?
A
lead sulphate
barium sulphate
3
Q
what chlorides form precipitates?
A
silver chloride
lead chloride
4
Q
what bromides form precipitates?
A
silver bromide
lead bromide
5
Q
what iodides form precipitates?
A
silver iodide
lead iodide
6
Q
give an example of a precipitation?
A
silver nitrate + sodium chloride –> sodium nitrate + silver chloride (s)
7
Q
what is the symbol equation for the precipitation resulting in silver chloride?
A
AgNO3 (aq) + NaCl (aq) –> NaNO3 (aq) + AgCl (s)
8
Q
what does the precipitate appear as?
A
suspension, or collected at the bottom
9
Q
how do you obtain an insoluble salt?
A
filter the product
