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

pH of 10-9 M HCl is

Question # 2

An acid with low Ka value is.

Question # 3

A salt from stron acid+weak base gives.

Question # 4

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

Question # 5

Which of the following is a weak base.

Question # 6

Which has the lowest pH?

Question # 7

Strong acids completely dissociate in water because.

Question # 8

pH of blood is around.

Question # 9

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

Question # 10

A solution with equal [H+] and [OH-] is

Question # 11

pH of 1 x 10 -4 M HCl is

Question # 12

Which of the following pair form a buffer solution .

Question # 13

The conjugate base fo H2CO3 is

Question # 14

A substance that changes color with pH is a

Question # 15

Acid rain is mainly due to

Question # 16

Which one is a Lewis base.

Question # 17

Which dialyzing solution has highes pH

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

Sr.# Question Answer
1 Which one is a Lewis base.
A. H+
B. NH3
C. HCl
D. BF3
2 Litmus turns which color in a basic solution.
A. Red
B. Orange
C. Blue
D. Colorless
3 Which of the following is the conjugate base of water.
A. OH-
B. OH+
C. H2O
D. H2O+
4 A buffer solution is.
A. Stron acid+ strong base
B. Weak Acid + Its salt
C. Weak base + Its salt
D. Weak base+ salt of strong acid
5 Which of the following is a Lewis acid but not a Brontsted Lowry acid
A. HCl
B. NH3
C. Al Cl3
D. H2O
6 Which indicator is typically used for titration involving strong acids and strong bases.
A. Methyl red
B. Phenolphthalein
C. Bromothymol blud
D. Litmus solution 
7 The conjugate base fo H2CO3 is
A. HCO3
B. CO2
C. CO3
D. H2CO3
8 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+
9 Which dialyzing solution has highes pH
A. Vinegar
B. Lemon juice
C. Ammonia solution 
D. Coffee
10 Which species is both a Bronsted acid and base.
A. H2O
B. Na+
C. OH-
D. Cl-

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