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Test Index
Classification of Elements Part 2
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Section:
Chemistry
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© examsnet.com
Question : 1
Total: 62
Given below are two statements:
Statement I
:
H
2
S
e
is more acidic than
H
2
T
e
Statement II:
H
2
S
e
has higher bond enthalpy for dissociation than
H
2
T
e
In the light of the above statement,
choose the correct answer from the options given
[8 Apr 2025 Shift 2]
Both Statement I and Statement II are false
Both Statement I and Statement II are true
Statement I is false but Statement II is true
Statement I is true but Statement II is false
Validate
Solution:
∴
‌
‌
H
2
‌
Te
is more acidic than
H
2
‌
Se
because of lesser bond dissociation energy of
H
2
‌
Te
It can release
H
+
more easily
pK
a
1
:
H
2
‌
Se
(
3.89
)
>
H
2
‌
Te
(
2.6
)
© examsnet.com
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