Question 1.
Which of these acids is not organic in origin?
A. Lactic acid
B. Sulphuric acid
C. Citric acid
D. Oxalic acid
Ans: B. Sulphuric acid
Question 2.
Which one is a soluble salt in H2O?
A. CuS
B. Zn(OH)2
C. CaCl2
D. PbCl2
Ans: C. CaCl2
Question 3.
The gas dissolved in water that makes it basic is :
A. Ammonia
B. Sulphur dioxide
C. Hydrogen
D. Carbon dioxide
Ans: A. Ammonia
Question 4.
Match the sourc in Column B with the product of
Column A. (Product)
Column B (Source)
A. Formic acid
- Lemon
B. Citric acid
- Tamarind
C. Tartaric acid
- Ants
A. A B C
3 2 1
B. A B C
3 1 2
C. A B C
2 3 1
D. A B C
2 1 3
Ans: B. A B C 3 1 2
Question 5.
Vinegar is __ .
A. Diluted acetic acid
B. Glacial acetic acid
C. Glacial formic acid
D. Diluted formic acid
Ans: D. Diluted formic acid
Question 6.
Which of the following acts as promoter for iron in Haber’s process?
A. Mn
B. Mo
C. Mg
D. W
Ans: B. Mo
Question 7.
Saline soil contains
A. High concentration of salt
B. Lot of moisture
C. Hard rocks
D. None of the above
Ans: A. High concentration of salt
Question 8.
pH value between 6.5-7.5 makes the soil
A. Basic
B. Neutral
C. Acidic
D. None of these
Ans: D. None of these
Question 9.
One property of ammonia is
A. It is insoluble in water
B. It is a odourless gas
C. It is a yellowish gas
D. Its aqueous solution turns red litmus blue
Ans: D. Its aqueous solution turns red litmus blue
Question 10.
Sour milk contains
A. Acetic acid
B. Tartaric acid
C. Citric acid
D. Lactic acid
Ans: D. Lactic acid
Question 11.
A pungent smell often present near the urinals is due to
A. Sulphur dioxide
B. Chlorine
C. Ammonia
D. Urea
Ans: C. Ammonia
Question 12.
Which one of the following is used for dating very old objects of archaeological importance?
A. Phosphorus-31
B. Tritium
C. Radium
D. Carbon-14
Ans: D. Carbon-14
Question 13.
Basicity of boric acid, H3BO3 is
A. 2
B. 3
C. 4
D. 5
Ans: A. 2
Question 14.
Ammonial is a mixture of
A. Aluminium powder and ammonium nitrate
B. Aluminium powder and ammonium chloride
C. Aluminium powder and ammonium sulphate
D. Aluminium powder and potassium nitrate
Ans: A. Aluminium powder and ammonium nitrate
Question 15.
In which of the following substances all carbon atoms are quaternary in nature ?
A. Graphite
B. Diamond
C. Teflon
D. Napthalene
Ans: B. Diamond
Chemistry GK MCQs all set
- Chemistry GK MCQs Set-1
- Chemistry GK MCQs Set-2
- Chemistry GK MCQs Set-3
- Chemistry GK MCQs Set-4
- Chemistry GK MCQs Set-5
- Chemistry GK MCQs Set-6
- Chemistry GK MCQs Set-7
- Chemistry GK MCQs Set-8
- Chemistry GK MCQs Set-9
- Chemistry GK MCQs Set-10
- Chemistry GK MCQs Set-11
- Chemistry GK MCQs Set-12
- Chemistry GK MCQs Set-13
- Chemistry GK MCQs Set-14
- Chemistry GK MCQs Set-15
- Chemistry GK MCQs Set-16
- Chemistry GK MCQs Set-17
- Chemistry GK MCQs Set-18
- Chemistry GK MCQs Set-19
- Chemistry GK MCQs Set-20
- Chemistry GK MCQs Set-21
- Chemistry GK MCQs Set-22
- Chemistry GK MCQs Set-23
- Chemistry GK MCQs Set-24
- Chemistry GK MCQs Set-25
- Chemistry GK MCQs Set-26
- Chemistry GK MCQs Set-27
- Chemistry GK MCQs Set-28
- Chemistry GK MCQs Set-29
- Chemistry GK MCQs Set-30
- Chemistry GK MCQs Set-31
- Chemistry GK MCQs Set-32
- Chemistry GK MCQs Set-33
- Chemistry GK MCQs Set-34
- Chemistry GK MCQs Set-35
- Chemistry GK MCQs Set-36
- Chemistry GK MCQs Set-37
- Chemistry GK MCQs Set-38
- Chemistry GK MCQs Set-39
- Chemistry GK MCQs Set-40
- Chemistry GK MCQs Set-41
- Chemistry GK MCQs Set-42
- Chemistry GK MCQs Set-43
- Chemistry GK MCQs Set-44
- Chemistry GK MCQs Set-45
- Chemistry GK MCQs Set-46
- Chemistry GK MCQs Set-47
- Chemistry GK MCQs Set-48
- Chemistry GK MCQs Set-49
- Chemistry GK MCQs Set-50
- Chemistry GK MCQs Set-51
- Chemistry GK MCQs Set-52
- Chemistry GK MCQs Set-53
- Chemistry GK MCQs Set-54
- Chemistry GK MCQs Set-55
- Chemistry GK MCQs Set-56
- Chemistry GK MCQs Set-57
- Chemistry GK MCQs Set-58
- Chemistry GK MCQs Set-59
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