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Class 12
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Chemistry
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The p-Block Elements
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Easy Questions
The P Block Elements
Chemistry
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Easy Qs
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The electronic configuration of halogens in their valence shell is:
A
n
s
2
B
n
s
2
n
p
6
C
n
s
0
D
n
s
2
n
p
5
Easy
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>
Fluorine does not show variable oxidation states because_________
A
it is a halogen
B
of absence of d-orbitals
C
absence of s-orbital
D
absence of p-orbitals
Easy
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Assertion (A): Oxygen exhibits anomalous behavior.
Reason (R): Absence of d-orbitals
A
Both Assertion and Reason are true and Reason is the correct explanation of Assertion
B
Both Assertion and Reason are true and Reason is not the correct explanation of Assertion
C
Assertion is true but Reason is false
D
Assertion is false but Reason is true
Easy
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>
Anomalous behaviour of oxygen, compared to other VIA group elements is due to:
A
its high electronegativity
B
its small atomic size
C
non availability of d-orbitals
D
all
Easy
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>
The oxidation number of chlorine in KClO is:
A
+ 1
B
+ 3
C
+ 5
D
+ 7
Easy
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>
The halogen which can form both cations and anions is:
A
F
B
Cl
C
Br
D
I
Easy
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>
The number of p-electrons in bromine atom is:
A
17
B
7
C
15
D
13
Easy
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>
Number of atoms in one molecule of sulphur:
A
8
B
4
C
3
D
1
Easy
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>
The halogen which can displace three halogens from their compounds is:
A
F
B
C
l
C
B
r
D
I
Easy
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>
Fluorine shows anomalous behavior in VIIA group due to:
A
its small size
B
high electronegativity
C
absence of d-orbitals
D
all the above
Easy
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>