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Question-1
The number of outer shell electrons in halogens are:
(A)
7
(B)
8
(C)
1
(D)
3
Question-2
The outermost electrons in halogens are:
(A)
7
(B)
8
(C)
6
(D)
5
Question-3
An organic chemical made using chlorine which is used in refrigerants is:
(A)
Chloro ethane
(B)
Ethyl bromide
(C)
Chloro fluoro carbons
(D)
Chloroform
Question-4
The chemical used as a coating for nonstick cooking pans is:
(A)
PTFE
(B)
POP
(C)
Chloroform
(D)
Gypsum
Question-5
Elements of Group VII are called:
(A)
Rare gases
(B)
Halogens
(C)
Alkaline earth metals
(D)
Alkali metals
Question-6
The oxidation number of chlorine in CaCl
2
.
(A)
+1
(B)
-1
(C)
-2
(D)
+2
Question-7
The greenish yellow gas which is poisonous is:
(A)
Chlorine
(B)
Bromine
(C)
Iodine
(D)
Fluorine
Question-8
The strongest oxidizing agents are:
(A)
Chlorine
(B)
Fluorine
(C)
Bromine
(D)
Iodine
Question-9
An antiseptic is a:
(A)
Chlorine in alcohol
(B)
Bromine in alcohol
(C)
Iodine in alcohol
(D)
Fluorine in alcohol
Question-10
The fluorine compound used as a coating for non - stick cooking pans.
(A)
PVC
(B)
PTFE
(C)
CFCs
(D)
HF
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Cambridge Advanced Grade 11
IGCSE
Practice in Related Chapters
Atomic Structure (As)
States of Matter (As)
Hydrocarbons: Fuels
Group VII Elements and their Compounds
Hydrocarbons: Alkenes
Halogenoalkanes
Basic Concepts in Organic Chemistry
Alcohols
Enthalpy Changes
Reaction Rates
Equilibria
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