11th Class Chemistry Chapter 8 MCQ Test with Answer

MCQ's Test For Chapter 9 "Acid-Base Chemistry"

Try The MCQ's Test For Chapter 9 "Acid-Base Chemistry"

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Acid-Base Chemistry

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Question # 1

Strong acids completely dissociate in water because.

Question # 2

CH3COONA is a salt of.

Question # 3

The definition of amphoteric is

Question # 4

A substance that changes color with pH is a

Question # 5

Which one of the following is not the applicatio of solubility products.

Question # 6

If Ka of acetic acid is 1.8 X 10-5, IT IS

Question # 7

Which of the following is a tribasic acid.

Question # 8

Which is amphoteric

Question # 9

A buffer solution is.

Question # 10

pH of 1 x 10 -4 M HCl is

Question # 11

The pH of distilled water at 25 oC is

Question # 12

The pH of a buffer doesn't chagne much when

Question # 13

Which is a weak acid

Question # 14

The conjugate base fo H2CO3 is

Question # 15

Which of the following is a diprotic acid

Question # 16

KOH is an example of 

Question # 17

Which has the lowest pH?

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FSc Part 1 Chemistry (New Book) Chapter 9 Important MCQ's

Sr.# Question Answer
1 Which species is both a Bronsted acid and base.
A. H2O
B. Na+
C. OH-
D. Cl-
2 The pKa value for HCOOH is.
A. 4.74
B. 3.78
C. 4.78
D. 4.24
3 A 0.01 M solution of a strong acid has a pH of 
A. 3
B. 2
C. 5
D. 4
4 Which of these is NOT a property of acids.
A. Conduct electricity
B. Turn litmus red
C. Sour taste
D. Feel slippery
5 A base taht ionizes completely in aqueous solution is called.
A. Strong base
B. Weak base
C. Conjugate acid
D. Neutral
6 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
7 An acid and base react to give a.......................acid and base
A. Amphoteric
B. Salt
C. Conjugate
D. Neutral
8 Which has the lowest pH?
A. 0.1 M CH3COOH
B. 1 M HCl
C. 1 M NH3
D. 0.1 M HCl
9 Which one of the following is not the applicatio of solubility products.
A. Determination of solubility from Ksp
B. Common ion effect
C. Predicting precipitation
D. Dissociation of bonds
10 The conjugate base of HClO4 is
A. ClO4
B. ClO4 2-
C. hClO3
D. H2ClO4+

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