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Standard XII
Chemistry
Trend in Ionisation Enthalpy
Question
Which of the following relations is correct wrt first (
I
1
) and second (
I
2
) ionisation potentials of
N
a
and
M
g
?
I
2
(
N
a
)
>
I
2
(
M
g
)
I
1
(
N
a
)
>
I
1
(
M
g
)
I
1
(
M
g
)
=
I
2
(
N
a
)
I
2
(
M
g
)
>
I
2
(
N
a
)
A
I
1
(
N
a
)
>
I
1
(
M
g
)
B
I
2
(
N
a
)
>
I
2
(
M
g
)
C
I
1
(
M
g
)
=
I
2
(
N
a
)
D
I
2
(
M
g
)
>
I
2
(
N
a
)
Open in App
Solution
Verified by Toppr
The correct relation is
I
2
(
N
a
)
>
I
2
(
M
g
)
The electronic configurations of neutral atoms are given below.
N
a
:
[
N
e
]
3
s
1
M
g
:
[
N
3
]
3
s
2
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Similar Questions
Q1
Which of the following relations is correct wrt first (
I
1
) and second (
I
2
) ionisation potentials of
N
a
and
M
g
?
View Solution
Q2
The first ionisation potential of
N
a
,
M
g
and
S
i
are 496, 737, and 776
k
J
m
o
l
−
1
respectively. The ionisation potential of
A
l
could be:
View Solution
Q3
The first ionisation potential of
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,
M
g
,
A
l
and
S
i
are in the order:
View Solution
Q4
The first ionisation potential of
N
a
,
M
g
and
S
i
are 496, 737, and 776
k
J
m
o
l
−
1
respectively. The ionisation potential of
A
l
could be:
View Solution
Q5
Which one of the following is correct order of second ionization potential of
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a
,
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e
,
M
g
and
A
l
?
View Solution