When solid NaCl is stirred into water, which of the following is NOT true?
a)
Individual sodium and chloride ions are present.
b)
The solution will conduct electricity.
c)
The solution will taste salty.
d)
The NaCl will fail to dissociate (separate into ions)
4.
In writing the chemical equation for a reaction that produces a precipitate, what abbreviation of the physical state must appear with one of the products?
a)
(s)
b)
(g)
c)
(l)
d)
(w)
5.
What would be the formula of the precipitate that forms when Pb(NO3)2 (aq) and K2SO4 (aq) are mixed?
a)
K(NO3)2
b)
PbSO4
c)
PbK2
d)
H2O
6.
Considering the following precipitation reaction:
Pb(NO3)2(aq) + 2KI(aq) → PbI2(s) + 2KNO3(aq)
Which compound would not form ions in the complete ionic equation?