Skip to content
MCQtimes.com
GK
Pakistan Studies
Current Affairs
Islamic Studies
English
MCQtimes.com
Toggle Menu
Chemistry
Home
/
Chemistry
- Page 21
Acids Bases and Salts
23
Biochemistry Introduction
217
Characteristics of Acids Bases and Salts
114
Chemical Industries
66
Environmental Chemistry: Atmosphere
95
Environmental Chemistry: Water
61
Chemical Equilibrium
46
Hydrocarbons
86
Organic Chemistry
92
The Atmosphere
25
Show/Hide Answers
Characteristics of Acids Bases and Salts
What is the pH of bleach?
3
4
13
14
Author:
rikazzz
Comment
Chemical Industries
Which of the following used in paving roads and making roofing material?
diesel
lubricating oil
fuel oil
bitumen
Author:
rikazzz
Comment
Chemical Industries
Number of carbon atoms per molecule in bitumen are
14 to 20
20 to 50
50 to 70
more than 70
Author:
rikazzz
Comment
Environmental Chemistry: Atmosphere
Which of the following is true about ozone?
light blue in colour
odourless
not harmful
not a pollutant
Author:
rikazzz
Comment
Characteristics of Acids Bases and Salts
What is the experimentally determined concentration of H+ ions at 25 degrees Celsius?
1 x 10-2
1 x 10-4
1 x 10-7
1 x 10-10
Author:
rikazzz
Comment
Organic Chemistry
Butanone is an example of
aldehydes
ketones
carboxylic acids
ethers
Author:
rikazzz
Comment
Chemical Equilibrium
What is established when the rate of evaporation equals the rate of condensation?
equality
equilibrium
reversible reaction
irreversible reaction
Author:
rikazzz
Comment
Biochemistry Introduction
How many carbon atoms are contained by monosaccharides?
2 to 9
3 to 6
4 to 8
10 to 15
Author:
rikazzz
Comment
Biochemistry Introduction
The condensed structural formula of Stearic acid is
CH3-CH2-CH2-COOH
CH3-(CH2)4-COOH
CH3-(CH2)14-COOH
CH3-(CH2)16-COOH
Author:
rikazzz
Comment
Biochemistry Introduction
Rickets and Osteomalacia are caused by the deficiency of
vitamin A
vitamin B
vitamin C
vitamin D
Author:
rikazzz
Comment
Page navigation
Previous Page
Previous
1
…
19
20
21
22
23
…
93
Next Page
Next
Go to Page
Light
Dark
GK
Pakistan Studies
Current Affairs
Islamic Studies
English