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MCQ's Test For Chapter 9 "Acid-Base Chemistry"
Try The MCQ's Test For Chapter 9 "Acid-Base Chemistry"
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Total Questions17
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Time Allowed20
Acid-Base Chemistry
00:00
Question # 1
pH of 1 x 10 -4 M HCl is
Question # 2
Which has the lowest pH?
Question # 3
Which of the following is the conjugate base of water.
Question # 4
HCl +NH3------------------- NH4Cl shows
Question # 5
Which of the following is a Lewis acid but not a Brontsted Lowry acid
Question # 6
pH of 10-9 M HCl is
Question # 7
The Ka of a weak acid is 10-5 its pKa is
Question # 8
Which one is a Lewis base.
Question # 9
Strong acids completely dissociate in water because.
Question # 10
The pKa value for HCOOH is.
Question # 11
Which is a weak acid
Question # 12
Which indicator is typically used for titration involving strong acids and strong bases.
Question # 13
A buffer solution is.
Question # 14
Strong bases have
Question # 15
A 0.01 M solution of a strong acid has a pH of
Question # 16
The conjugate base fo H2CO3 is
Question # 17
The suppression of ionization of a weak electrolyte by adding common ion is
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FSc Part 1 Chemistry (New Book) Chapter 9 Important MCQ's
| Sr.# | Question | Answer |
|---|---|---|
| 1 | The conjugate base fo H2CO3 is |
A. HCO3
B. CO2
C. CO3
D. H2CO3
|
| 2 | Which acid is present in vinegar |
A. CH3COOH
B. HNO3
C. H2SO4
D. HCl
|
| 3 | If the concentration of Cl- ion in a solution is increaed, the soubility of silver chloride will |
A. Decreasse
B. Increase
C. Remain unchanged
D. Become zero
|
| 4 | Which of the following does not affect pH . |
A. Concentration
B. Temperature
C. Color of solution
D. Strength
|
| 5 | The conjugate base of HClO4 is |
A. ClO4
B. ClO4 2-
C. hClO3
D. H2ClO4+
|
| 6 | The Ka of a weak acid is 10-5 its pKa is |
A. 2
B. 3
C. 5
D. 10
|
| 7 | A buffer solution is. |
A. Stron acid+ strong base
B. Weak Acid + Its salt
C. Weak base + Its salt
D. Weak base+ salt of strong acid
|
| 8 | HCl +NH3------------------- NH4Cl shows |
A. Redox reaction
B. Acid base reaction
C. Bronsted acid base
D. Precipitation
|
| 9 | Which has the highest pH |
A. 0.01 M NaOH
B. 0.1 M NaOH
C. 0.1 M HCl
D. 0.01 M HCl
|
| 10 | Which dialyzing solution has highes pH |
A. Vinegar
B. Lemon juice
C. Ammonia solution
D. Coffee
|
Test Questions