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Chemistry
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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
Hydrocarbons
What is the term used for the process in which there is an addition of nascent hydrogen?
hydrogenation
dehydration
reduction
oxidation
Author:
rikazzz
Comment
Chemical Equilibrium
A substance which increases the rate of reaction is called
catalyst
reactant
product
coordinator
Author:
rikazzz
Comment
Chemical Equilibrium
The term "active mass" shows the concentration of reactants and products in
mol.dm-3 for a dilute solution
mol.cm-3 for a dilute solution
mol.dm-3 for a concentrated solution
mol.cm-3 for a concentrated solution
Author:
rikazzz
Comment
Biochemistry Introduction
Which of the following helps in the formation of hemoglobin?
vitamin A
vitamin B
vitamin C
vitamin D
Author:
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Comment
Acids Bases and Salts
The amount of Hydrochloric Acid (HCl) secreted daily by gastric glands is
1 lit
3 lit
2 lit
4 lit
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rikazzz
Comment
Environmental Chemistry: Atmosphere
What is the meaning of the term 'Strato'?
layer
top
changing
turning
Author:
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Comment
Characteristics of Acids Bases and Salts
The reaction between H+ ions of acid and OH- ions of a base is called
titration
neutralization
synthesis reaction
decomposition reaction
Author:
rikazzz
Comment
Hydrocarbons
When methane and chlorine are reacted in direct sunlight, the reaction is
normal
explosive
faster
cheaper
Author:
rikazzz
Comment
Environmental Chemistry: Water
What is the percentage of groundwater?
0
0.002
0.006
0.021
Author:
rikazzz
Comment
Environmental Chemistry: Atmosphere
Which of the following is not true about nitric oxide?
it is colorless
it is odourless
it is toxic
it is not harmful
Author:
rikazzz
Comment
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