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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
A buffer solution is.
Question # 2
A salt from stron acid+weak base gives.
Question # 3
Strong bases have
Question # 4
The suppression of ionization of a weak electrolyte by adding common ion is
Question # 5
Which of the following is the conjugate base of water.
Question # 6
pH of 1 x 10 -4 M HCl is
Question # 7
Which one of the following compound is added in purficatio of NaCl in common ion efffect.
Question # 8
Which is more acidic pH3 or pH 5?
Question # 9
A substance that changes color with pH is a
Question # 10
The pH scale ranges typically from
Question # 11
In a titration, the equivalence point is when
Question # 12
pH of blood is around.
Question # 13
The solubility prodct of Pb SO4 is
Question # 14
Which of these is NOT a property of acids.
Question # 15
If the concentration of Cl- ion in a solution is increaed, the soubility of silver chloride will
Question # 16
The conjugate acid of NH3 is
Question # 17
Which is amphoteric
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FSc Part 1 Chemistry (New Book) Chapter 9 Important MCQ's
| Sr.# | Question | Answer |
|---|---|---|
| 1 | The sgtrength of base is measured by its. |
A. Ka
B. Kb
C. Pkw
D. Kw
|
| 2 | An acid and base react to give a.......................acid and base |
A. Amphoteric
B. Salt
C. Conjugate
D. Neutral
|
| 3 | Which of the following is a weak base. |
A. KOH
B. NaOH
C. NH3
D. Ca(OH)2
|
| 4 | The conjugate base fo H2CO3 is |
A. HCO3
B. CO2
C. CO3
D. H2CO3
|
| 5 | KOH is an example of |
A. Strong Base
B. Weak acid
C. Neutral salt
D. Weak base
|
| 6 | Which of the following pair form a buffer solution . |
A. HCl and NaCl
B. CH3COONa and CH3COOH
C. NaOH and HCl
D. NH3 and Na2SO4
|
| 7 | A substance that changes color with pH is a |
A. Orange
B. Red
C. Yellow
D. Blue
|
| 8 | The conjugate base of HClO4 is |
A. ClO4
B. ClO4 2-
C. hClO3
D. H2ClO4+
|
| 9 | The pKa value for HCOOH is. |
A. 4.74
B. 3.78
C. 4.78
D. 4.24
|
| 10 | An acid with low Ka value is. |
A. Strong
B. Weak
C. Base
D. Neutral
|
Test Questions