Further Aspects of Equilibria

Quiz
•
Chemistry
•
11th Grade
•
Medium
Dea Silviani
Used 3+ times
FREE Resource
20 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is meant by the Bronsted-Lowry theory of acids and bases?
Acids are acceptor electron
Base are donor electron
Acids are donor proton
Base are acceptor proton
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is Kw?
ionic product of water
acid dissociation constant
equilibrium constant
pH
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the formula for finding [H+] for strong base?
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How we can find pH of the strong acid?
5.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Calculate the pH of a 0.10 mol dm-3 solution of ClCH2COOH (Ka = 1.3 x 10-5)
1.84
1.74
2.94
1.94
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Here is an equation for hydrated Fe3+ ion.
Which statement is correct?
[Fe(H2O)6]3+ is a base
[Fe(H2O)6]3+ is a weak acid
[Fe(H2O)5(OH)]2+ is an acid conjugate
[Fe(H2O)5(OH)]2+ is a weak base
7.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Calculate the value of Ka for 0.0200 mol dm–3 2-aminobenzoic acid, which has a pH of 4.30.
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