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JEE Main Chemistry Class 12 Co-ordination Compounds Part 3 Questions
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Question : 38
Total: 82
Given below are two statements :
Statement (I) : Dimethyl glyoxime forms a sixmembered covalent chelate when treated with
NiCl
2
solution in presence of
NH
4
OH
.
Statement (II) : Prussian blue precipitate contains iron both in
(
+
2
)
and
(
+
3
)
oxidation states. In the light of the above statements, choose the most appropriate answer from the options given below:
[1-Feb-2024 Shift 2]
Statement I is false but Statement II is true
Both Statement I and Statement II are true
Both Statement I and Statement II are false
Statement I is true but Statement II is false
Validate
Solution:
Ni
2
+
+
NH
4
OH
+
dmg
→
2 Five member ring
III
Fe
4
[
II
Fe
(
CN
)
6
]
3
Prussian Blue
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