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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
The pH of a buffer doesn't chagne much when
Question # 2
The conjugate base of HClO4 is
Question # 3
The logarithmic nature of pH means.
Question # 4
Strong bases have
Question # 5
Which is more acidic pH3 or pH 5?
Question # 6
A substance that changes color with pH is a
Question # 7
The Bronsted Lowry definition identifies acid as.
Question # 8
Which of the following pair form a buffer solution .
Question # 9
The pH of distilled water at 25 oC is
Question # 10
Litmus turns which color in a basic solution.
Question # 11
Which of the following is a weak base.
Question # 12
The definition of amphoteric is
Question # 13
Which dialyzing solution has highes pH
Question # 14
KOH is an example of
Question # 15
pH of blood is around.
Question # 16
The conjugate base fo H2CO3 is
Question # 17
The Ka of a weak acid is 10-5 its pKa is
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FSc Part 1 Chemistry (New Book) Chapter 9 Important MCQ's
| Sr.# | Question | Answer |
|---|---|---|
| 1 | Which of the following is a tribasic acid. |
A. H3PO4
B. HNO3
C. HCl
D. H2SO4
|
| 2 | The pKa value for HCOOH is. |
A. 4.74
B. 3.78
C. 4.78
D. 4.24
|
| 3 | Which dialyzing solution has highes pH |
A. Vinegar
B. Lemon juice
C. Ammonia solution
D. Coffee
|
| 4 | CH3COONA is a salt of. |
A. Strong acid+ Strong base
B. Weak acid+Strong base
C. None
D. Weak base+Weak acid
|
| 5 | The solubility product of AgCl is 2.0 x 10-10 mol2 dm-6. The maximum concentration of Ag+ ions in the solution is. |
A. 2.0 x 10-10 mol dm-3
B. 1.41 x 10-5 mol dm-3
C. 1.0 x 10-10 mol dm-3
D. 4.0 x 10-20 mol dm-3
|
| 6 | The Bronsted Lowry definition identifies acid as. |
A. Electron pair acceptors
B. Proton donors
C. Proton acceptors
D. Elecron pair donors
|
| 7 | A 0.01 M solution of a strong acid has a pH of |
A. 3
B. 2
C. 5
D. 4
|
| 8 | Which one is a monoprotic acid |
A. H3PO4
B. H2SO4
C. HCl
D. H2CO3
|
| 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 | An acid and base react to give a.......................acid and base |
A. Amphoteric
B. Salt
C. Conjugate
D. Neutral
|
Test Questions