Ph and Acid Properties
Presentation
•
Chemistry
•
11th - 12th Grade
•
Medium
T Southerden
Used 1+ times
FREE Resource
31 Slides • 27 Questions
1
Starter
What properties of Acids can you remember?
2
Multiple Choice
3
Multiple Choice
4
Multiple Choice
5
Multiple Choice
6
Acids – produce H+
Bases - produce OH-
Acids – donate H+
Bases – accept H+
Arrehenius
Bronsted-Lowry
7
HCl
Lemon Juice
Soda
NaOH
Bleach
Soap
Acids
Bases
H2SO4
Acid Rain
Vinegar
KOH
Ammonia
M.O.M
8
Multiple Choice
9
10
1.pH < 7.0
2.Taste Sour
3.React with metals
4.Turn litmus paper red
11
Multiple Select
Which of the set of pH paper depicts that the dipped solution is highly acidic?
(compare with the pH scale and find out)
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14
15
16
Multiple Choice
17
Multiple Choice
18
Multiple Choice
19
1.pH > 7.0
2.Taste Bitter
3.Slippery, soapy feeling
4.Turn litmus paper blue
20
1.Conduct electricity (electrolytes)
2.React with indicators
21
Categorize
sour taste
covalently bonded
metal react with acid to form H2 gas
hydronium ions
H3PO4
ionically bonded
bitter taste
hydroxide ions
NH3
bleach
electrolyte
aqueous
form ions in solution
cause indicators to change color
Ba(OH)2
Sort the following properties as either properties of an acid, properties of a base, or properties of both.
22
23
Chemicals which
change colors when
they are put into
acids or bases.
24
Acid + Base → Water + Ionic Compound
(Neutralization Reactions)
HCl + KOH →
HOH
+ KCl
H2SO4 + 2KOH →
2H2O + K2SO4
25
26
Multiple Choice
Metal oxide + acid -->
salt + water
salt + oxygen
salt + hydrogen
salt + water + carbon dioxide
27
Multiple Choice
metal + acid -->
salt + hydrogen
salt + water
salt + carbon dioxide
28
Multiple Choice
acid + base -->
salt + water
salt + oxygen
salt + carbon dioxide
29
Multiple Choice
When an acid and a base react, a ______________ reaction takes place.
Displacement
Oxidation
Neutralisation
Transamination
30
Multiple Choice
Metal hydroxide + acid -->
salt + water
salt + oxygen
salt + hydrogen
salt + water + carbon dioxide
31
Multiple Choice
Metal carbonate + acid -->
salt + water
salt + oxygen
salt + hydrogen
salt + water + carbon dioxide
32
Multiple Choice
Sulphuric acid + sodium carbonate
-->
33
Multiple Choice
Complete the following reaction:
Hydrochloric acid + magnesium hydroxide -->
Magnesium chloride + water
Magnesium + water
Magnesium chloride + hydrogen
Magnesium chloride + water + carbon dioxide
34
Multiple Choice
Complete the following reaction:
Sulphuric acid + magnesium oxide -->
Magnesium sulphate + water
Magnesium + water
Magnesium sulphate + hydrogen
Magnesium sulphate + water + carbon dioxide
35
Multiple Choice
Complete the following reaction:
Nitric acid + sodium -->
Sodium nitrate + water
Sodium + Water
Sodium nitrate + hydrogen
Sodium nitrate + water + carbon dioxide
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37
pH = -log[H+]
If [H+] = 1 x 10-4, then pH =
- measures the concentration of H+ions
(How acidic or basic a solution is)
4
If [H+] = 1 x 10-13, then pH =
13
If [H+] = 1 x 10-7, then pH =
7
38
Multiple Choice
If a solution is basic which ion will be more present?
H+
OH+
OH-
H-
39
Multiple Choice
What ion did Arrhenius attribute the properties of acidic solutions?
H+
OH-
H-
OH+
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44
Multiple Choice
If a solution has a [H+] of 9.3x10-11, what is the pH?
10.0
4.0
3.5
8.2
45
Multiple Choice
The pH of a solution is 8.43. What is the hydronium ion H+ concentration?
3.7 x 10-9 M
2.7 x 10-6 M
1.0 x 10-8.43 M
1.0 x 10-14
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48
Multiple Choice
49
Multiple Choice
If a solution has a [OH-] of 2.3x10-4, it must be a(n)...
Acid
Base
Neutral
50
51
Multiple Choice
52
If [OH-] = 10-8M, what is the pH?
[H+][OH-] = 10-14
pH + pOH = 14
• the pOH = 8, so the pH must be 14 – 8
• So the pH = 6
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58
Starter
What properties of Acids can you remember?
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