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Question-1
Substances that are used in reactions to increase the rate of reaction.
(A)
Electrophile
(B)
Nucleophile
(C)
Catalysts
(D)
Enzymes
Question-2
Butane shows the isomerism:
(A)
Stereo isomerism
(B)
Optical isomerism
(C)
Structural isomerism
(D)
Geometric isomerism
Question-3
Compounds that contain only carbon and hydrogen atoms are known as:
(A)
Carbohydrates
(B)
Hydroxides
(C)
Hydrocarbons
(D)
Carbonates
Question-4
The functional group for alcohol is:
(A)
— COOH
(B)
— NH2
(C)
— CHO
(D)
— OH
Question-5
Ethanol on passing over a hot catalyst pumice gives:
(A)
Ethene
(B)
Ethyne
(C)
Methane
(D)
Methanol
Question-6
The formula of ethanoic acid is:
(A)
C
2
H
5
COOH
(B)
(CH
3
)
2
CH - COOH
(C)
CH
3
COOH
(D)
C
6
H
5
COOH
Question-7
The process when a covalent bond is broken to form two oppositely charged ions is called:
(A)
Conjugation
(B)
Substitution
(C)
Homolysis
(D)
Heterolytic fusion
Question-8
An aromatic compound is:
(A)
Benzene
(B)
Alkenes
(C)
Alkanes
(D)
Alkynes
Question-9
The scientist who made the organic compound urea from an inorganic compound for the first time.
(A)
Schrodinger
(B)
Wohler
(C)
Hund
(D)
Mulliken
Question-10
An electron pair acceptor which is attracted to an electron - rich molecule is called:
(A)
Electrophile
(B)
Nucleophile
(C)
Nucleons
(D)
Atoms
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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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