acids Flashcards
1
Q
acids have a pH of …?
A
1-6
2
Q
alkalis have a pH of …?
A
9-14
3
Q
what pH is neutral?
A
7-8
4
Q
Acids are what type of donors?
A
Proton donors
5
Q
Bases are what type of acceptors?
A
Proton acceptors
6
Q
Litmus paper in ACID
A
RED
7
Q
Litmus paper in ALKALI
A
BLUE
8
Q
Phenolphthalein in ACID
A
Colorless
9
Q
Phenolphthalein in ALKALI
A
Pink
10
Q
Methyl Orange in ACID
A
Red
11
Q
Methyl Orange in ALKALI
A
Yellow
12
Q
Base + Water =
A
Salt + water
13
Q
Base + Carbonate =
A
Salt + Water + Carbon Dioxide
14
Q
Base + Alkali =
A
Salt + Water
15
Q
Acid + Ammonia =
A
Salt ONLY
16
Q
Ammonia + Hydrochloric Acid =
A
Ammonium Chlordie
17
Q
HCL
A
Hydrochloric acid
18
Q
HNO3
A
Nitric acid
19
Q
H2SO4
A
Sulfuric acid
20
Q
NH3
A
Ammonia
21
Q
NaOH
A
Sodium Hydroxide
22
Q
K2CO3
A
Potassium Carbonate
23
Q
Ca(OH)2
A
Calcium Hydroxide
24
Q
MgCO3
A
Magnesium Carbonate
25
Define acids in terms of IONS
A substance that releases H+ ions in solution.
26
Which ions are always present in a solution of an ALKALI?
OH-
27
What is a SALT?
A compound is formed when some/all of the Hydrogen from acid is replaced by a metal.
28
What is a NEUTRALISATION reaction?
A reaction involving an acid that results in a neutral solution.
29
Which IONS reacts together in a neutralization reaction between ACIDS and ALKALIS?
H+ and OH-
30
Metal + Acid =
Salt + Hydrogen gas
31
Metal Hydroxide + Acid =
Salt + Water
32
Metal Oxide + Acid =
Salt + Water
33
Metal Carbonate + Acid =
Salt + Water + Carbon Dioxide
34
How do you make a SOLUBLE SALT from an Acid?
React the Acid with a Base.
