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10th Class Chemistry Chapter 10 Acids, Bases and Salts English Medium KPK Boards Online Mcqs MCQs With Answers
Question # 1
A base is a substance which neutralizes an acid which of these substances is not a base?
Choose an answer
Aqueous ammonia
Sodium chloride
Sodium Hydroxide
Calcium Hydroxide
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Question # 2
According to Lewis concept a base is a substance which can donate.
Choose an answer
Proton
Electron pair
Neutron
Electron
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Question # 3
Acids have taste
Choose an answer
Bitter
Seetish
Sour
Saltish
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Question # 4
Binary compounds of oxygen such as CO2 and SO2 were names as acids by;
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Jabir Bin Hayan
Lavoisier
Al- Jahiz
Sir Humphrey Davy
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Question # 5
Which salt is used for the manufacture of detergents, pulp and paper?
Choose an answer
NaCl
Na
2
CO
3
Na
2
SiO
3
NaCl
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Question # 6
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 # 7
A base is a substance which neutralizes and acid. Which of these substances is not a base?
Choose an answer
aqueous ammonia
Sodium chloride
Sodium carbonate
Calcium oxide
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Question # 8
Formula of Potassium ferrocyanide.
Choose an answer
K
4
[Fe(CN)
6
]
-4
K
3
[Fe(CN)
4
]
-3
K
2
[Fe(CN)
6
]
-4
K
4
[Fe(CN)
5
]
-4
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Question # 9
Acetic acid is used for:
Choose an answer
Elching designs
Clearing metals
Flavouring food
Making explosives
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Question # 10
The value of constant of ionic product of water Kw at 25 C.
Choose an answer
1.0 x 10
-4
1.0 x 10
14
1.0 x 10
-4
1.0 x 10
4
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Question # 11
Acid occurring in sour milk
Choose an answer
Citric acid
Lactic acid
Bytyric acid
Malic acid
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Question # 12
Soda lime is a mixture of..
Choose an answer
CaCl, + KOH
NaOH + CaO
NaOH + CaCl
2
Ca(OH)
2
+ CaO
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Question # 13
Which acid is found in sour milk?
Choose an answer
`Formic acid
Lacitc acid
Citric acid
Butric acid
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