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

Which of the following is a diprotic acid

Question # 2

The suppression of ionization of a weak electrolyte by adding common ion is

Question # 3

Which indicator is typically used for titration involving strong acids and strong bases.

Question # 4

pH of 10-9 M HCl is

Question # 5

The conjugate base of HClO4 is

Question # 6

An acid with low Ka value is.

Question # 7

In an acid base titration, the equivalence point is reached when.

Question # 8

Which of the following pair form a buffer solution .

Question # 9

The conjugate base fo H2CO3 is

Question # 10

Which one is a monoprotic acid

Question # 11

The Ka of a weak acid is 10-5 its pKa is

Question # 12

If the concentration of Cl- ion in a solution is increaed, the soubility of silver chloride will

Question # 13

A salt that hydrolyzes in water in from

Question # 14

An acid and base react to give a.......................acid and base

Question # 15

pH of 1 x 10 -4 M HCl is

Question # 16

Which acid is present in vinegar

Question # 17

Which of the following is a tribasic acid.

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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 Lewis acid but not a Brontsted Lowry acid
A. HCl
B. NH3
C. Al Cl3
D. H2O
2 Which is more acidic pH3 or pH 5?
A. Both same
B. pH 3
C. pH5
D. Cannot say
3 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
4 An acid and base react to give a.......................acid and base
A. Amphoteric
B. Salt
C. Conjugate
D. Neutral
5 Strong bases have
A. Low Kb
B. High Kb
C. Low pH
D. High Ka
6 NaOH is not considered an Bronsted Lowry acid because.
A. It's neutral
B. It's not soluble
C. Doesn't donate H+
D. Doesn't produce H+
7 If Ka of acetic acid is 1.8 X 10-5, IT IS
A. Strong acid
B. Base
C. Weak acid
D. Neutral
8 Which of these is NOT a property of acids.
A. Conduct electricity
B. Turn litmus red
C. Sour taste
D. Feel slippery
9 The pKa value for HCOOH is.
A. 4.74
B. 3.78
C. 4.78
D. 4.24
10 A salt from stron acid+weak base gives.
A. Neutral solution 
B. Acidic solution 
C. Precipitate
D. Basic solution 

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