1
BITSAT 2023
MCQ (Single Correct Answer)
+3
-1

The complex showing a spin-only magnetic moment of $$2.82 \mathrm{~BM}$$ is

A
$$\left[\mathrm{Ni}(\mathrm{Cl})_4\right]^{3-}$$
B
$$\left[\mathrm{NiCl}_4\right]^{2-}$$
C
$$\mathrm{Ni}\left(\mathrm{PPh}_3\right)_4$$
D
$$\left[\mathrm{Ni}(\mathrm{CN})_4\right]^{2-}$$
2
BITSAT 2023
MCQ (Single Correct Answer)
+3
-1

The correct statement with respect to the complexes $$\mathrm{Ni}(\mathrm{CO})_4$$ and $$[\mathrm{Ni}(\mathrm{CN})_4]^{2-}$$ is

A
nickel is in the same oxidation state in both.
B
Both have square planar geometry.
C
have square planar and tetrahedral geometry, respectively.
D
have tetrahedral and square planar geometry, respectively.
3
BITSAT 2022
MCQ (Single Correct Answer)
+3
-1

What is the hybridisation of [CrF6]3$$-$$ ?

A
sp3d
B
sp3d2
C
d2sp3
D
d2sp
4
BITSAT 2022
MCQ (Single Correct Answer)
+3
-1

Select the correct statement about the complex [Co(NH3)5SO4] Br.

A
Its ionisation isomer is [Co(NH3)5Br]SO4.
B
It gives yellow precipitate with AgNO3
C
Its ionisation isomer give while precipitate with BaCl2
D
All the above are correct statements.
BITSAT Subjects
EXAM MAP