Chemistry Quiz On Ch.4

Front 1

-the coefficients in a reaction (5C for example) represent the relative amount in _ of each of the substances
-percent yield calculated as:

Back 1

-moles
-actual yield/theoretical yield x 100

Front 2

-the solvent is the _ _ of the mixture

-the solute is the _ _ of the mixture

Back 2

-majority component
-minority

Front 3

-an aqueous solution is a solution in which _ acts as the _

Back 3

-water; solvent

Front 4

-molarity (_)=

Back 4

-M=amount of solute (in moles)/ volume of solution (in Liters)

Front 5

Dilution Equation (stock solution problems):

Back 5

M1V1=M2V2

Front 6

-compounds containing these ions are soluble:

Back 6

1.Li+
2.Na+
3.K+
4.NH4+
5.NO3-
6. C2H3O2-

Front 7

-Compounds containing the halides _, _, & _ are soluble unless paired with _, _, or _ which leaves the compounds insoluble

Back 7

-Cl-, Br-, I-
-Ag*, HG2+2, or Pb+2

Front 8

-compounds containing _ are soluble unless paired with:

Back 8

-SO4 -2
1.Sr 2+
2.Ba 2+
3.Pb 2+
4.Ag+
5.Ca 2+

Front 9

-S 2- and _ is generally _ unless paired with:

Back 9

-OH- ; insoluble
1.Li+
2.Na+
3.K+
4.NH4 +.

Front 10

OH- is _ _ when paired with:

Back 10

-slightly soluble
1.Ca +2
2.Sr +2
3.Ba +2

Front 11

-S -2 is also soluble when paired with:

-the only different here bw OH- & S -2 is that when OH- are paired with these elements the resulting compound is _ _ while when S -2 pairs the resulting compound is _

Back 11

1.Ca +2
2.Sr +2
3.Ba +2
-slightly soluble; soluble

Front 12

- these 4 ions are generally insoluble but there are exceptions:

Back 12

1.OH-
2.S -2
3.CO3 -2
4.PO4 -3

Front 13

-CO3 -2 AND PO4 -3 are generally _ except when paired with these 4 ions:

Back 13

1.Li+
2.Na+
3.K+
4.NH4+

Front 14

-Li2CO3, Na2CO3, K2CO3, & (NH4)2CO3 are all _
-NiS is _
-Mg3(PO4)2 is _
-Li2CO3 is _
-NH4Cl is _

Back 14

-soluble
-insoluble
-insoluble
-soluble
-soluble

Front 15

-acids and bases _ each other in a reaction forming _ or some other _ _
-acid+base-->_ + _ (an _ _)

Back 15

-neutralize; water; weak electrolyte
-water+salt (ionic compound)