Coordination Compounds · Chemistry · BITSAT

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MCQ (Single Correct Answer)

1
Hybridisation and geometry of $ \left[\mathrm{Ni}(\mathrm{CN})_{4}\right]^{2-} $ are
BITSAT 2024
2

Match List I with List II.

List I
$($ Complex)
List II
(Oxidation
number of metal)
A. $\mathrm{Ni}(\mathrm{CO})_4$ I. +1
B. $\left[\mathrm{Fe}\left(\mathrm{H}_2 \mathrm{O}\right)_5 \mathrm{NO}\right]^{2+}$ II. Zero
C. $\left[\mathrm{Co}(\mathrm{CO})_5\right]^{2-}$ III. -1
D. $\left[\mathrm{Cr}_2(\mathrm{CO})_{10}\right]^{2-}$ IV. -2

Choose the correct answer from the options given below:

BITSAT 2024
3

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

BITSAT 2023
4

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

BITSAT 2023
5

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

BITSAT 2022
6

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

BITSAT 2022
7

Permanganate ion (MnO$$_4^ - $$) is dark purple coloured though Mn is in + 7 oxidation state with d0 configuration. This is due to

BITSAT 2021
8

Which is true in case of [Ni(CO)4]?

BITSAT 2021
9

Magnetic moment of in [Co(F6)]2$$-$$ of unpaired electron .......... .

BITSAT 2021
10

According to IUPAC nomenclature sodium nitroprusside is named as

BITSAT 2020
11

In qualitative analysis when H2S is passed through an aqueous solution of salt acidified with dilute HCl, a black ppt. is obtained. On boiling the precipitate with dil. HNO3, it forms a solution of blue colour. Addition of excess of aqueous solution of NH3 to this solution gives

BITSAT 2020
12

Identify the incorrect statement regarding the complex [Cr(NH3)6]Cl3.

BITSAT 2020
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