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Unit 11 Level 1(H)

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Last updated 5 months ago
12 questions
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Question 1
1.

Question 2
2.

Question 3
3.

Question 4
4.

Question 5
5.

Question 6
6.

Question 7
7.

Question 8
8.

Question 9
9.

Question 10
10.

Question 11
11.

Question 12
12.

Which reaction is a neutralization reaction?
Acid + Acid --> Salt + Water
Acid + Water --> Salt + Base
Base + Base --> Salt + Water
Acid + Base --> Salt + Water
What happens to the pH level in a neutralization?
It becomes acidic
It remains the same
It becomes basic
It moves closer to 7
Which substance donates H+ ions in a solution?
Acid
Salt
Base
Neutral
What is the pH value of an acid?
Above 14
8-14
0-6
7
What is the correct set for
NH3 + H2O ⇋ NH4+ + OH-
base, acid, base, acid
base, acid, acid, base
acid, base, acid, base
acid, base, base, acid
What is the pH of a solution with [H+] concentration of 1x10-8 M?
6
4
10
8
What is the pH of 0.02 mol of NH3 in 0.5 L of solution?
1
0.3
1.4
1.7
If [H3O+] < [OH-]
pH > 7
pH = 7
pH < 7
Which of the following represents an acidic solution
pH = 7
pOH = 9
pH = 10
pOH = 3
What is the conjugate base of HCl?
H2O
OH-
Cl-
HCl2
Identify the conjugate acid-base pair.
CO3-2 /HCO3-
H2CO3 / HCO3-
H3CO3 / OH-
H2O / H3O+
Find the conjugate base in H2SO4.
HSO3-
HSO4-
SO32-
H2O2