Solubility, Acids, and Bases

Question 1

HCl

Answer 1

strong acid

Question 2

NaOH

Answer 2

strong base

Question 3

HNO3

Answer 3

strong acid

Question 4

KOH

Answer 4

strong base

Question 5

HBr

Answer 5

strong acid

Question 6

RbOH

Answer 6

strong base

Question 7

HI

Answer 7

strong acid

Question 8

CsOH

Answer 8

strong base

Question 9

Ca(OH)2

Answer 9

strong base

Question 10

HClO4

Answer 10

strong acid

Question 11

Sr(OH)2

Answer 11

strong base

Question 12

H2SO4

Answer 12

strong acid

Question 13

Ba(OH)2

Answer 13

strong base

Question 14

If the chemical is not listed as a strong acid or base, then it is a …

Answer 14

weak acid or base

Question 15

Li+, Na+, K+, and NH4+
are generally …

Answer 15

soluble

Question 16

Exceptions to Li+, Na+, K+, and NH4+ solubility:

Answer 16

none

Question 17

Cl-, Br-, and I- are generally

Answer 17

soluble

Question 18

Exceptions to Cl-, Br-, and I- solubility:

Answer 18

When paired with Ag+, Hg2 (2+), or Pb (2+) they are insoluble.

Question 19

NO3- and C2H3O2- are generally …

Answer 19

soluble

Question 20

Exceptions to NO3- and C2H3O2- solubility:

Answer 20

none

Question 21

SO4 (2-) is generally …

Answer 21

soluble

Question 22

Exceptions to SO4 (2-) solubility:

Answer 22

When paired with Sr (2+), Ba (2+), Pb (2+), Ag+, or Ca (2+) they are insoluble.

Question 23

OH- and S (2-) is generally …

Answer 23

insoluble

Question 24

Exceptions to S (2-) insolubility:

Answer 24

When paired with Ca (2+), Sr (2+), or Ba (2+) they are soluble.

Question 25

Exceptions to OH- insolubility:

Answer 25

When paired with Ca (2+), Sr (2+), or Ba (2+) they are slightly soluble.

Question 26

Exceptions to OH- and S (2-) insolubility:

Answer 26

When paired with Li+, Na+, K+, or NH4+ they are soluble.

Question 27

CO3 (2-) and PO4 (3-) are generally ...

Answer 27

insoluble

Question 28

Exceptions to CO3 (2-) and PO4 (3-) insolubility:

Answer 28

When paired with Li+, Na+, K+, or NH4+ they are soluble.

Question 29

NH3 is a ...

Answer 29

base

Question 30

H2O can be a ... or a ... depending on the other chemicals present.

Answer 30

acid or base