acids and bases

Question 1

<p>what is an acid? </p>

Answer 1

<p>substances that dissolve in water to produce hydrogen ions</p>

Question 2

<p>what is a base?</p>

Answer 2

<p>substances that dissolve in water to produce hydroxide ions</p>

Question 3

<p>what is a dissociation reaction? </p>

Answer 3

<p>when an acid/base is dissolved in water</p>

Question 4

<p>acid dissociation reactions: HCl</p>

Answer 4

<p>H+ (aq) + Cl- (aq)</p>

Question 5

<p>acid dissociation reactions: H2SO4 (aq)</p>

Answer 5

<p>2H+ (aq) SO4-2 (aq) </p>

Question 6

<p>base dissociation reactions: NaOH (aq)</p>

Answer 6

<p>Na+ (aq) + OH- (aq)</p>

Question 7

<p>base dissociation reactions: Al(OH)3 (aq)</p>

Answer 7

<p>Al+3 (aq) +3OH- (aq)</p>

Question 8

do not include water as a reactant since _______

Answer 8

it is known that (aq) means something has been dissolved in water

Question 9

<p>do we include ionic charges?</p>

Answer 9

<p>yes</p>

Question 10

<p>acid: taste</p>

Answer 10

<p>sour</p>

Question 11

<p>acid: touch</p>

Answer 11

<p>n/a</p>

Question 12

<p>acid: conductivity</p>

Answer 12

<p>good</p>

Question 13

<p>base: taste</p>

Answer 13

<p>bitter</p>

Question 14

<p>base: touch</p>

Answer 14

<p>slippery</p>

Question 15

<p>base: conductivity </p>

Answer 15

<p>good</p>

Question 16

<p>do acids react with metals?</p>

Answer 16

<p>yes</p>

Question 17

<p>acids react with metals to form \_\_\_\_</p>

Answer 17

<p>H2 (g)</p>

Question 18

<p>do bases react with metals?</p>

Answer 18

<p>no</p>

Question 19

<p>do acids react with carbonates?</p>

Answer 19

<p>yes</p>

Question 20

<p>acids react with carbonate to form \_\_\_\_, \_\_\_\_ and \_\_\_\_\_</p>

Answer 20

<p>H2O (l) -- water
CO2 (g) -- carbon dioxide
an ionic salt</p>

Question 21

<p>acid reacting with metal:

| HCl (aq) + Na --> </p>

Answer 21

<p>NaCl + H2 (g)</p>

Question 22

<p>acid reacting with carbonate:

| 2HCl (aq) + CaCO3 --> </p>

Answer 22

<p>CaCl2 + H2O (l) + CO2 (g)</p>

Question 23

<p>acids have a \_\_\_ charge</p>

Answer 23

<p>+</p>

Question 24

<p>bases have a \_\_\_ charge</p>

Answer 24

<p>-</p>

Question 25

<p>acids and bases react with one another in \_\_\_\_\_\_\_\_\_\_\_</p>

Answer 25

<p>neutralized reaction</p>

Question 26

<p>acid + base --> </p>

Answer 26

<p>an ionic salt and water</p>

Question 27

<p>HCl (aq) + NAOH (aq) --> </p>

Answer 27

<p>NaCl (aq) + H2O (aq)</p>

Question 28

<p>pH range-- acid</p>

Answer 28

<p>0 - 6.9</p>

Question 29

<p>pH range-- base</p>

Answer 29

<p>7.1 - 14</p>

Question 30

<p>the making of an acid</p>

Answer 30

<p>hydrogen + nonmetal ion</p>

Question 31

<p>the making of a base </p>

Answer 31

<p>metal + hydroxide ion</p>

Question 32

<p>what is neutralization an example of?</p>

Answer 32

<p>double displacement</p>