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Coordination Compounds

49 questions · Chemistry · JEE Advanced

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JEE Advanced
Chemistry
Coordination Compounds

Coordination Compounds

49 questions · Chemistry · JEE Advanced

The correct order of the wavelength maxima of the absorption band in the ultraviolet-visible region for the given complexes is2025 · Shift 1 · Q2 · MCQ
The sum of the spin only magnetic moment values (in B.M.) of $[Mn (Br)_{6}]^{3 -}$ and $[Mn (CN)_{6}]^{3 -}$ is .2025 · Shift 2 · Q15 · Numerical
Among $V (CO)_{6}, Cr (CO)_{5}, Cu (CO)_{3}, Mn (CO)_{5}, Fe (CO)_{5}, [Co (CO)_{3}]^{3 -}, [Cr (CO)_{4}]^{4 -}$ ,…2024 · Shift 1 · Q11 · Numerical
Among the following complexes, the total number of diamagnetic species is . $[Mn (NH_{3})_{6}]^{3 +}, [MnCl_{6}]^{3 -}, [FeF_{6}]^{3 -}, [CoF_{6}]^{3 -}, [Fe (NH_{3})_{6}]^{3 +}$ …2024 · Shift 1 · Q13 · Numerical
Among the following options, select the option in which each complex in Set-I shows geometrical isomerism and the two complexes in Set-II are ionization isomers of each other. $[en = H_{2} NCH_{2} CH_{2} NH_{2}]$ …2024 · Shift 1 · Q4 · MCQ
Among $[Co (CN)_{4}]^{4 -}, [Co (CO)_{3} (NO)], XeF_{4}, [PCl_{4}]^{+}, [PdCl_{4}]^{2 -}, [ICl_{4}]^{-}, [Cu (CN)_{4}]^{3 -}$ …2024 · Shift 2 · Q12 · Numerical
Match the electronic configurations in List-I with appropriate metal complex ions in List-II and choose the correct option. [Atomic Number: $Fe = 26, Mn = 25, Co = 27$ ] Includes table2023 · Shift 1 · Q15 · MCQ
The complex(es), which can exhibit the type of isomerism shown by $[Pt (NH_{3})_{2} Br_{2}]$ , is(are) : [en $= H_{2} NCH_{2} CH_{2} NH_{2}$ ]2023 · Shift 2 · Q5 · Multiple correct
LIST-I contains metal species and LIST-II contains their properties. [Given: Atomic number of $Cr = 24, Ru = 44, Fe = 26$ ] Match each metal species in LIST-I with their properties in LIST-II, and choose the correct… Includes table2022 · Shift 1 · Q17 · MCQ
The total number of possible isomers for $[P t (N H_{3})_{4} C l_{2}]$ Br2 is .2021 · Shift 1 · Q19 · Numerical
The calculated spin only magnetic moments of $[C r (N H_{3})_{6}]^{3 +}$ and $[C u F_{6}]^{3 -}$ in BM, respectively, are (Atomic numbers of Cr and Cu are 24 and 29, respectively)2021 · Shift 1 · Q4 · MCQ
The pair(s) of complexes wherein both exhibit tetrahedral geometry is(are) (Note : py = pyridine) Given : Atomic numbers of Fe, Co, Ni and Cu are 26, 27, 28 and 29, respectively)2021 · Shift 2 · Q5 · Multiple correct
Choose the correct statement(s) among the following :2020 · Shift 1 · Q10 · Multiple correct
In an experiment, m grams of a compound X (gas/liquid/solid) taken in a container is loaded in a balance as shown in figure I below. In the presence of a magnetic field, the pan with X is either deflected upwards (figure II), or deflected… Includes diagram2020 · Shift 2 · Q7 · Multiple correct
Total number of $c i s N - M n - C l$ bond angles (that is $M n - N$ and $M n - C l$ bonds in cis positions) present in a molecule of $c i s [M n (e n)_{2} C l_{2}]$ complex is .................. (en = $N H_{2} C H_{2} C H_{2} N H_{2}$ )2019 · Shift 2 · Q12 · Numerical
The correct statement(s) regarding the binary transition metal carbonyl compounds is(are) (Atomic numbers : $F e = 26, N i = 28$ )2018 · Shift 1 · Q1 · Multiple correct
The ammonia prepared by treating ammonium sulphate with calcium hydroxide is completely used by $N i C l_{2} .6 H_{2} O$ to form a stable coordination compound. Assume that both the reactions are $100%$ complete. If $1584 g$ of ammonium sulphate…2018 · Shift 1 · Q6 · Numerical
Match each set of hybrid orbitals from LIST - A with complex(es) given in LIST - B The correct option is Includes table2018 · Shift 2 · Q14 · MCQ
The correct option(s) regarding the complex $[C o (e n) (N H_{3})_{3} (H_{2} O)]^{3 +} (e n = H_{2} N C H_{2} C H_{2} N H_{2})$ is (are)2018 · Shift 2 · Q5 · Multiple correct
Addition of excess aqueous ammonia to a pink colored aqueous solution of $M C l_{2}, 6 H_{2} O (X)$ and $N H_{4} C l$ gives an octahedral complex $Y$ in the presence of air. In aqueous solution, complex $Y$ behaves as $1 : 3$ …2017 · Shift 1 · Q5 · Multiple correct
The sum of the number of lone pairs of electrons on each central atom in the following species is $[T e B r_{6}]^{2 -}, [B r F_{2}]^{+}, S N F_{3},$ and $[X e F_{3}]^{-}$ (Atomic numbers: $N = 7, F = 9, S = 16, B r = 35, T e = 52, X e = 54$ …2017 · Shift 1 · Q8 · Numerical
The possible number of geometrical isomers for the complex $[C o L_{2} C l_{2}]^{-}$ (L= $H_{2} N C H_{2} C H_{2} O^{-}$ ) is (are)...2016 · Shift 1 · Q12 · Numerical
Among $[N i (C O)_{4}]$ , $[N i C l_{4}]^{2 -}$ , [Co(NH3)4)Cl2]Cl, $N a_{3} [C o F_{6}]$ , $N a_{2} O_{2}$ and $C s O_{2}$ , the total number of paramagnetic compound is2016 · Shift 1 · Q17 · MCQ
The geometries of the ammonia complexes of $N i^{2 +}$ , $P t^{2 +}$ and $Z n^{2 +}$ , respectively, are2016 · Shift 2 · Q8 · MCQ
For the octahedral complexes of Fe $^{3 +}$ in SCN $-$ (thiocyana-to-S) and in CN $-$ ligand environments, the difference between the spin-only magnetic moments in Bohr magnetons (when approximated to the nearest integer) is …2015 · Shift 1 · Q12 · Numerical
Among the complex ions, $[C o (N H_{2} - C H_{2} - C H_{2} - N H_{2})_{2} C l_{2}]^{+}$ , $[C r C l_{2} (C_{2} O_{4})_{2}]^{3 -}$ , $[F e (H_{2} O)_{4}) O H)_{2}]^{+}$ , $[F e (N H_{3})_{2} (C N)_{4}]^{-}$ , $[C o (N H_{2} - C H_{2} - C H_{2} - N H_{2})_{2} (N H_{3}) C l]^{2 +}$ and $[C o (N H_{3})_{4} (H_{2} O) C l]^{2 +}$ , the number of complex ions…2015 · Shift 2 · Q10 · Numerical
In the complex acetylbromidodicarbonylbis(triethylphosphine) iron(II), the number of $F e - C$ bond(s) is .2015 · Shift 2 · Q9 · Numerical
Match each coordination compound in List I with an appropriate pair of characteristics from List II and select the correct answer using the code given below the lists. {en = H2NCH2CH2NH2; atomic numbers : Ti = 22, Cr = 24; Co = 27; Pt = 78} Includes table2014 · Shift 2 · Q17 · MCQ
Consider the following complex ions : P, Q and R. $P = [F e F_{6}]^{3 -}$ , $Q = [V (H_{2} O)_{6}]^{2 +}$ and $R = [F e (H_{2} O)_{6}]^{2 +}$ The correct order of the complex ions, according to their spin-only magnetic moment values (in…2013 · Shift 1 · Q11 · MCQ
The pair(s) of coordination complexes/ions exhibiting the same kind of isomerism is(are)2013 · Shift 1 · Q16 · Multiple correct
$E D T A^{4 -}$ is ethylenediaminetetraacetate ion. The total number of N $-$ Co $-$ O bond angles in $[C o (E D T A)]^{-}$ complex ion is .2013 · Shift 1 · Q19 · Numerical
As per IUPAC nomenclature, the name of the complex $[C o (H_{2} O)_{4} (N H_{3})_{2}] C l_{3}$ is2012 · Shift 1 · Q9 · MCQ
$N i C l_{2} {P (C_{2} H_{5})_{2} (C_{6} H_{5})}_{2}$ exhibits temperature-dependent magnetic behaviour (paramagnetic/diamagnetic). The coordination geometries of $N i^{2 +}$ in the paramagnetic and diamagnetic states are, respectively,2012 · Shift 2 · Q6 · MCQ
Geometrical shapes of the complexes formed by the reaction of $N i^{2 +}$ with $C l^{-}$ , $C N^{-}$ and $H_{2} O$ respectively are2011 · Shift 1 · Q2 · MCQ
Among the following complexes (K-P), $K_{3} [F e (C N)_{6}]$ (K), $[C o (N H_{3})_{6}] C l_{3}$ (L), $N a_{3} [C o (o x a l a t e)_{3}]$ (M), $[N i (H_{2} O)_{3}] C l_{2}$ (N), $K_{2} [P t (C N)_{4}]$ (O) and $[Z n (H_{2} O)_{6} (N O_{3})_{2}]$ (P) The diamagnetic complexes are2011 · Shift 2 · Q8 · MCQ
The correct structure of ethylenediaminetetraacetic acid (EDTA) is2010 · Shift 1 · Q18 · MCQ
The ionisation isomer of $[Cr (H_{2} O)_{4} Cl (N O_{2})] Cl$ is2010 · Shift 1 · Q19 · MCQ
The complex showing a spin-only magnetic moment of 2.82 B.M. is :2010 · Shift 2 · Q11 · MCQ
Total number of geometrical isomers for the complex $[RhCl (CO) (PPh_{3}) (NH_{3})]$ is .2010 · Shift 2 · Q14 · Numerical
The compound(s) that exhibit(s) geometrical isomerism is(are)2009 · Shift 1 · Q11 · Multiple correct
The number of water molecule(s) directly bonded to the centre in CuSO $_{4}$ . 5H $_{2}$ O is .2009 · Shift 2 · Q17 · Numerical
The spin only magnetic moment value (in Bohr magneton units) of Cr(CO) $_{6}$ is2009 · Shift 2 · Q2 · MCQ
Statement 1 : [Fe(H $_{2}$ O) $_{5}$ NO]SO $_{4}$ is paramagnetic. Statement 2 : The Fe in [Fe(H $_{2}$ O) $_{5}$ NO]SO $_{4}$ has three unpaired electrons.2008 · Shift 2 · Q12 · MCQ
Statement 1 : The geometrical isomers of the complex [M(NH $_{3}$ ) $_{4}$ Cl $_{2}$ ] are optically inactive. Statement 2 : Both geometrical isomers of the complex [M(NH $_{3}$ ) $_{4}$ Cl $_{2}$ ] possess axis of symmetry.2008 · Shift 2 · Q13 · MCQ
Among the following, the coloured compound is :2008 · Shift 2 · Q5 · MCQ
Both [Ni(CO) $_{4}$ ] and [Ni(CN) $_{4}$ ] $^{2 -}$ are diamagnetic. They hybridisations of nickel in these complexes, respectively, are :2008 · Shift 2 · Q6 · MCQ
The IUPAC name of [Ni(NH $_{3}$ ) $_{4}$ ] [NiCl $_{4}$ ] is :2008 · Shift 2 · Q7 · MCQ
Match the complexes in Column I with their properties listed in Column II. Indicate your answer by darkening the appropriate bubbles of the 4 $\times$ 4 matrix given in the ORS. Includes table2007 · Shift 1 · Q20 · MCQ
Among the following metal carbonyl, the C-O bond order is lowest in2007 · Shift 2 · Q4 · MCQ