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Assertion: [Ni(en)(3)]Cl(2) has lower st...

Assertion: `[Ni(en)_(3)]Cl_(2)` has lower stability than `[Ni(NH_(3))_(6)]Cl_(2)`
Reason: In `[Ni(en)_(3)]CI_(2)` the geometry of Ni is trigonal bipyramidal .

A

If both assertion and reason are true, but reason is not the true explanation of the assertion

B

If both assertion and reason are true, but reason is not the true explanation of the assertion

C

If assertion is true, but reason is false

D

If both assertion and reason are false

Text Solution

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The correct Answer is:
D
Correct A. `[Ni(en)_(3)]Cl_(2)` has greater stability than `[Ni(NH_(3))_(6)]Cl_(2)`.
Correct R. `[Ni(en)_(3)]Cl_(2)` has bidentate ligand, en, forming chelates.
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The questions given below consist of Assertion (A) and Reason (R ) . Use the following key to select the correct answer. Assertion : The complex [Ni(en)_3]Cl_2 has lower stability than [Ni(NH_3)_6]Cl_2 . Reason : In [Ni(en)_3]Cl_2 , the geometry of Ni is triagonal bipyramidal .

Assertion The [Ni(en)_(3)]CI_(2) (en = ethylenediamine has lower stability than [Ni(NH_(3))_(6)]CI_(2) Reason In [Ni(en)_(3)]CI_(2) the geometry of Ni is trigonal bipyramidal .

The question consist of two statements each, printed as Assertion and Reason. While answering these questions you are required to choose any one of the following four responses: Assertion: The [Ni(en)_3]Cl_2 has higher stability than [Ni(NH_3)_6]Cl_2 Reason: In [Ni(en)_3]Cl_2 , the geometry around Ni is octahedral.

STATEMENT-1: The [Ni(en)_(3)]Cl_(2) has higher stability than [Ni(NH_(3))_(6)]Cl_(2) and STATEMENT-2: Ethylene diamine shows chelation with Ni^(+2) ion .

The geometry of Ni(CO_(4)) and Ni(PPh_(3))_(2)Cl_(2) are

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