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Question-1
A proton donor is called a/an:
(A)
Base
(B)
Acid
(C)
Neutral
(D)
Buffer solution
Question-2
A reaction that is proceeding in either direction depending on the applied conditions.
(A)
Reversible reaction
(B)
Irreversible reaction
(C)
Displacement reaction
(D)
Catalysis
Question-3
Nitric acid is prepared by:
(A)
Haber process
(B)
Ostwald process
(C)
Contact process
(D)
Van Arkel process
Question-4
Equal volumes of all gases under the same conditions of temperature and pressure contain the same number of molecules. This law is:
(A)
Gay Lussac’s law
(B)
Dalton’s law
(C)
Avogadro’s law
(D)
Pascal’s law
Question-5
Dissociation of hydrogen iodide is an:
(A)
Endothermic reaction
(B)
Exothermic reaction
(C)
Catalysis reaction
(D)
Thermometric reaction
Question-6
To achieve a dynamic equilibrium, we must have a:
(A)
Closed system
(B)
Open system
(C)
Dynamic system
(D)
Thermal system
Question-7
The properties which remain constant in an equilibrium is:
(A)
Microscopic properties
(B)
Magnetic properties
(C)
Vibrational properties
(D)
Macroscopic properties
Question-8
An acid has a pH less than:
(A)
0
(B)
7
(C)
10
(D)
1
Question-9
When pressure is added:
(A)
Increases
(B)
No effect
(C)
Decreases
(D)
Neutralises
Question-10
Ethanoic acid reacts with ethanol to give ethyl ethanoate. The catalyst used here is:
(A)
Hydrochloric acid
(B)
Nitric acid
(C)
Sulphuric acid
(D)
Sulphurous acid
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Cambridge Advanced Grade 12
IGCSE
Practice in Related Chapters
Planet Earth
Atomic Structure
Group VII Elements and their Compounds
Halogenoalkanes
Basic Concepts in Organic Chemistry
Alcohols
Hydrocarbons: Alkenes
Hydrocarbons: Fuels
Reaction Rates
Enthalpy Changes
Equilibria
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