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10th Class Chemistry Chapter 10 Acids, Bases and Salts English Medium KPK Boards Online Mcqs MCQs With Answers
Question # 1
Acids turn
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Blue litmus red
Red litmus blue
Blue litmus green
Blue litmus blue
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Question # 2
Arrhenius presented his concept about acids and bases in.
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1785
1787
1923
1930
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Question # 3
The product of Lewis acid-base reaction is called adduct. The bond between the adduct species is.
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Ionic
Covalent
Metallic
Co-ordinate covalent
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Question # 4
Lavoisier named binary compounds of oxygen acids in .
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1787
1790
1815
1828
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Question # 5
When acid react with carbonates and bicarbonates which gas is evolved?
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H2
CO
2
Cl
2
N
2
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Question # 6
Which acid is found in Ant sting?
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Citric Acid
Formic Acid
Uric Acid
Sulphuric acid
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Question # 7
The meaning of latin word acidus is.
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Sweet
Tasteless
Salty
Sour
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Question # 8
pH of neutral solution is always.
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6
5
7
10
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Question # 9
You want to dry a gas which one of the following salt you will use?
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CaCl
2
NaCl
CaO
Na
2
SIO
3
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Question # 10
Methyl orange produces which colour in basic solution
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Red
Yellow
Pink
White
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Question # 11
Which of following is not conjugate base.
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S
-2
F
-1
Na
+
SO
4
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Question # 12
Sum of PH and POH of a solution is:
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7
14
16
18
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Question # 13
Soda lime is a mixture of..
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CaCl, + KOH
NaOH + CaO
NaOH + CaCl
2
Ca(OH)
2
+ CaO
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