Acid - Base Equilibrium

Acid - Base Equilibrium

11th - 12th Grade

13 Qs

quiz-placeholder

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Acid - Base Equilibrium

Acid - Base Equilibrium

Assessment

Quiz

Chemistry

11th - 12th Grade

Hard

Created by

William Lin

Used 1K+ times

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13 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Consider the general equation for an acid in water:
HA(aq) + H2O ↔ H3O+ + A-
If there is a lot of product, what does that tell you about the acid?

Ka > 1  Strong acid
Ka > 1  Weak acid
Ka < 1  Strong acid
Ka < 1  Weak acid

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following is a conjugate acid/base pair?

HCl/OCl-
H2SO4/SO42-
NH4+/NH3
H3O+/OH-

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following is not a strong acid?

nitric
sulfuric
perchloric
hydrofluoric

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following is the conjugate acid of HCO3-1?

H2CO3
CO3-2
H2CO3-1
CO3-1

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The pH at the equivalence point of the titration of a strong acid with a strong base is:

3.9
4.5
7.0
8.2

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

The pH of a solution at 25C in which [OH-] = 3.9 x 10-5M is:

4.41
3.90
9.59
4.80

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Is the dissociation constant of weak acid reaction.

Is the dissociation constant of weak base reaction. 

Is the dissociation constant of the Auto Ionization of water. 

Is the dissociation constant of any equilibrium reaction. 

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