New chat PYQ Library Doubts Rank report

Sign in to see Recents

Sign in to save progress →

Coordination Compounds question

2025 · 2 Apr · Shift 2 · Q19

Guest · try one question or challengeGuest · try one question or challenge

PYQ Library
JEE Main
Chemistry
Coordination Compounds
2025 · 2 Apr · Shift 2 · Q19

Coordination Compounds question

2025 · 2 Apr · Shift 2 · Q19

JEE MainChemistryCoordination CompoundsMCQ+4 / −1

The d-orbital electronic configuration of the complex among

\left[\mathrm{Co}(\mathrm{en})_3\right]^{3+},\left[\mathrm{CoF}_6\right]^{3-}

,

\left[\mathrm{Mn}\left(\mathrm{H}_2 \mathrm{O}\right)_6\right]^{2+}

and

\left[\mathrm{Zn}\left(\mathrm{H}_2 \mathrm{O}\right)_6\right]^{2+}

that has the highest CFSE is :

A
$t_{2 g}{ }^6 e_g^0$
B
$t_{2 g}{ }^3 e_g^2$
C
$\mathrm{t}_{2 \mathrm{~g}}{ }^4 \mathrm{e}_{\mathrm{g}}{ }^2$
D
$t_{2 g}{ }^6 e_g^4$

More from Coordination Compounds

The spin-only magnetic moment value of $M^{n +}$ ion formed among $Ni, Zn, Mn$ and Cu that has the least enthalpy of atomisation is . (in nearest integer) Here n is…2025 · Numerical
The correct order of the complexes $[Co (NH_{3})_{5} (H_{2} O)]^{3 +} (A), [Co (NH_{3})_{6}]^{3 +} (B), [Co (CN)_{6}]^{3 -} (C)$ …2025 · MCQ
The number of optical isomers exhibited by the iron complex $(A)$ obtained from the following reaction is . $FeCl_{3} + KOH + H_{2} C_{2} O_{4} \to A$ 2025 · Numerical
$Match the LIST-I with LIST-II$ $Choose the correct answer from the options given below:$ Includes table2025 · MCQ
Identify the diamagnetic octahedral complex ions from below ; A. $[Mn (CN)_{6}]^{3 -}$ B. $[Co (NH_{3})_{6}]^{3 +}$ C. $[Fe (CN)_{6}]^{4 -}$ D. $[Co (H_{2} O)_{3} F_{3}]$ …2025 · MCQ
Which one of the following complexes will have $Δ_{o} = 0$ and $μ = 5.96$ B.M?2025 · MCQ
Number of stereoisomers possible for the complexes, $[CrCl_{3} (py)_{3}]$ and $[CrCl_{2} (ox)_{2}]^{3 -}$ are respectively $(p y =$ pyridine, $o x =$ oxalate $)$ 2025 · MCQ
' $X$ ' is the number of electrons in $t_{2 g}$ orbitals of the most stable complex ion among $[Fe (NH_{3})_{6}]^{3 +}, [FeCl_{6}]^{3 -}, [Fe (C_{2} O_{4})_{3}]^{3 -}$ …2025 · MCQ