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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
CH3COONA is a salt of.
Question # 2
NaOH is not considered an Bronsted Lowry acid because.
Question # 3
Strong acids completely dissociate in water because.
Question # 4
An acid and base react to give a.......................acid and base
Question # 5
pH of 1 x 10 -4 M HCl is
Question # 6
The Ka of a weak acid is 10-5 its pKa is
Question # 7
Which has the lowest pH?
Question # 8
HCl +NH3------------------- NH4Cl shows
Question # 9
Which of the following is a Lewis acid but not a Brontsted Lowry acid
Question # 10
Which one of the following is not the applicatio of solubility products.
Question # 11
The conjugate base fo H2CO3 is
Question # 12
The definition of amphoteric is
Question # 13
Which is a weak acid
Question # 14
The pH scale ranges typically from
Question # 15
In a titration, the equivalence point is when
Question # 16
If the concentration of Cl- ion in a solution is increaed, the soubility of silver chloride will
Question # 17
The pH of a buffer doesn't chagne much when
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FSc Part 1 Chemistry (New Book) Chapter 9 Important MCQ's
| Sr.# | Question | Answer |
|---|---|---|
| 1 | Which is more acidic pH3 or pH 5? |
A. Both same
B. pH 3
C. pH5
D. Cannot say
|
| 2 | In a titration, the equivalence point is when |
A. No acid left
B. pH = 7
C. Moles of acid= moles of base
D. Buffer forms
|
| 3 | The suppression of ionization of a weak electrolyte by adding common ion is |
A. Le-Chatelier's effect
B. Common ion effect
C. Auf Bau effect
D. Hund's rule
|
| 4 | Strong acids completely dissociate in water because. |
A. High solubility
B. High Ka
C. Forms complex
D. Low Ka
|
| 5 | The conjugate base of HClO4 is |
A. ClO4
B. ClO4 2-
C. hClO3
D. H2ClO4+
|
| 6 | Which one of the following compound is added in purficatio of NaCl in common ion efffect. |
A. HCl
B. H2SO4
C. HNO3
D. HF
|
| 7 | The pKa value for HCOOH is. |
A. 4.74
B. 3.78
C. 4.78
D. 4.24
|
| 8 | HCl +NH3------------------- NH4Cl shows |
A. Redox reaction
B. Acid base reaction
C. Bronsted acid base
D. Precipitation
|
| 9 | Which one is a monoprotic acid |
A. H3PO4
B. H2SO4
C. HCl
D. H2CO3
|
| 10 | CH3COONA is a salt of. |
A. Strong acid+ Strong base
B. Weak acid+Strong base
C. None
D. Weak base+Weak acid
|
Test Questions
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Muhammad tousif
16 Feb 2017Good