Coordination Compounds · Chemistry · JEE Advanced

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Numerical

JEE Advanced 2024 Paper 2 Online
Among $\left[\mathrm{Co}(\mathrm{CN})_4\right]^{4-},\left[\mathrm{Co}(\mathrm{CO})_3(\mathrm{NO})\right], \mathrm{XeF}_4,\left[\mathrm{PCl}_4\right]^{...
JEE Advanced 2024 Paper 1 Online
Among $\mathrm{V}(\mathrm{CO})_6, \mathrm{Cr}(\mathrm{CO})_5, \mathrm{Cu}(\mathrm{CO})_3, \mathrm{Mn}(\mathrm{CO})_5, \mathrm{Fe}(\mathrm{CO})_5,\left...
JEE Advanced 2024 Paper 1 Online
Among the following complexes, the total number of diamagnetic species is ___________. $\left[\mathrm{Mn}\left(\mathrm{NH}_3\right)_6\right]^{3+},\lef...
JEE Advanced 2021 Paper 1 Online
The total number of possible isomers for [Pt(NH3)4Cl2]Br2 is ______.
JEE Advanced 2019 Paper 2 Offline
Total number of $$cis\,N - Mn - Cl$$ bond angles (that is $$Mn - N$$ and $$Mn - Cl$$ bonds in cis positions) present in a molecule of $$cis[Mn{(en)_2}...
JEE Advanced 2018 Paper 1 Offline
The ammonia prepared by treating ammonium sulphate with calcium hydroxide is completely used by $$NiCl{}_2.6{H_2}O$$ to form a stable coordination co...
JEE Advanced 2017 Paper 1 Offline
The sum of the number of lone pairs of electrons on each central atom in the following species is $${[TeB{r_6}]^{2 - }},{\left[ {Br{F_2}} \right]^ + ...
JEE Advanced 2016 Paper 1 Offline
The possible number of geometrical isomers for the complex [CoL2Cl2]-(L= H2NCH2CH2O-) is (are)... ...
JEE Advanced 2015 Paper 2 Offline
In the complex acetylbromidodicarbonylbis(triethylphosphine) iron(II), the number of Fe-C bond(s) is ___________.
JEE Advanced 2015 Paper 2 Offline
Among the complex ions, [Co(NH2-CH2-CH2-NH2)2Cl2]+, [CrCl2(C2O4)2]3$$-$$, [Fe(H2O)4)OH)2]+, [Fe(NH3)2(CN)4]$$-$$, [Co(NH2-CH2-CH2-NH2)2(NH3)Cl]2+ and ...
JEE Advanced 2015 Paper 1 Offline
If the freezing point of a 0.01 molal aqueous solution of a cobalt (III) chloride-ammonia complex(which behaves as a strong electrolyte) is – 0.0558oC...
JEE Advanced 2015 Paper 1 Offline
For the octahedral complexes of Fe3+ in SCN$$-$$ (thiocyana-to-S) and in CN$$-$$ ligand environments, the difference between the spin-only magnetic mo...
JEE Advanced 2013 Paper 1 Offline
EDTA4$$-$$ is ethylenediaminetetraacetate ion. The total number of N$$-$$Co$$-$$O bond angles in [Co(EDTA)]1$$-$$ complex ion is ________....
IIT-JEE 2009 Paper 2 Offline
The number of water molecule(s) directly bonded to the centre in CuSO$$_4$$ . 5H$$_2$$O is __________.

MCQ (Single Correct Answer)

JEE Advanced 2024 Paper 1 Online
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 ionizati...
JEE Advanced 2023 Paper 1 Online
Match the electronic configurations in List-I with appropriate metal complex ions in List-II and choose the correct option. [Atomic Number: $\mathrm{F...
JEE Advanced 2022 Paper 1 Online
LIST-I contains metal species and LIST-II contains their properties. .tg {border-collapse:collapse;border-spacing:0;} .tg td{border-color:black;bord...
JEE Advanced 2021 Paper 1 Online
The calculated spin only magnetic moments of [ Cr(NH3)6]3+ and [CuF6]3$$-$$ in BM, respectively, are(Atomic numbers of Cr and Cu are 24 and 29, respec...
JEE Advanced 2018 Paper 2 Offline
Match each set of hybrid orbitals from LIST - A with complex(es) given in LIST - B .tg {border-collapse:collapse;border-spacing:0;border:none;border...
JEE Advanced 2016 Paper 2 Offline
The geometries of the ammonia complexes of Ni2+, Pt2+ and Zn2+, respectively, are
JEE Advanced 2016 Paper 1 Offline
Among [Ni(CO)4], [NiCl4]2$$-$$, [Co(NH3)4)Cl2]Cl, Na3[CoF6], Na2O2 and CsO2, the total number of paramagnetic compound is...
JEE Advanced 2014 Paper 2 Offline
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...
JEE Advanced 2013 Paper 1 Offline
Consider the following complex ions : P, Q and R. $$P = {[Fe{F_6}]^{3 - }}$$, $$Q = {[V{({H_2}O)_6}]^{2 + }}$$ and $$R = {[Fe{({H_2}O)_6}]^{2 + }}$$ T...
JEE Advanced 2013 Paper 1 Offline
The pair(s) of coordination complexes/ions exhibiting the same kind of isomerism is(are)
IIT-JEE 2012 Paper 2 Offline
$$NiC{l_2}{\{ P{({C_2}{H_5})_2}({C_6}{H_5})\} _2}$$ exhibits temperature-dependent magnetic behaviour (paramagnetic/diamagnetic). The coordination geo...
IIT-JEE 2012 Paper 1 Offline
As per IUPAC nomenclature, the name of the complex $$[Co{({H_2}O)_4}{(N{H_3})_2}]C{l_3}$$ is
IIT-JEE 2011 Paper 1 Offline
Geometrical shapes of the complexes formed by the reaction of Ni2+ with Cl-, CN- and H2O respectively are
IIT-JEE 2010 Paper 1 Offline
The ionisation isomer of $$\mathrm{[Cr(H_2O)_4Cl(NO_2)]Cl}$$ is
IIT-JEE 2009 Paper 2 Offline
The spin only magnetic moment value (in Bohr magneton units) of Cr(CO)$$_6$$ is
IIT-JEE 2008 Paper 2 Offline
Among the following, the coloured compound is :
IIT-JEE 2008 Paper 2 Offline
Both [Ni(CO)$$_4$$] and [Ni(CN)$$_4$$]$$^{2-}$$ are diamagnetic. They hybridisations of nickel in these complexes, respectively, are :
IIT-JEE 2008 Paper 2 Offline
The IUPAC name of [Ni(NH$$_3$$)$$_4$$] [NiCl$$_4$$] is :
IIT-JEE 2008 Paper 2 Offline
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....
IIT-JEE 2004 Screening
The pair of compounds having metals in their highest oxidation state is
IIT-JEE 2000 Screening
Amongst the following identify the species with an atom in +6 oxidation state
IIT-JEE 1987
The brown ring complex compound is formulated as [Fe(H2O)5(NO)+]SO4. The oxidation state of iron is

MCQ (More than One Correct Answer)

JEE Advanced 2023 Paper 2 Online
The complex(es), which can exhibit the type of isomerism shown by $\left[\operatorname{Pt}\left(\mathrm{NH}_3\right)_2 \mathrm{Br}_2\right]$, is(are) ...
JEE Advanced 2021 Paper 2 Online
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...
JEE Advanced 2020 Paper 2 Offline
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...
JEE Advanced 2020 Paper 1 Offline
Choose the correct statement(s) among the following :
JEE Advanced 2018 Paper 2 Offline
The correct option(s) regarding the complex $${\left[ {Co\left( {en} \right){{\left( {N{H_3}} \right)}_3}\left( {{H_2}O} \right)} \right]^{3 + }}\,\,...
JEE Advanced 2018 Paper 1 Offline
The correct statement(s) regarding the binary transition metal carbonyl compounds is(are) (Atomic numbers : $$Fe = 26,Ni = 28$$)
JEE Advanced 2017 Paper 1 Offline
Addition of excess aqueous ammonia to a pink colored aqueous solution of $$MC{l_2},6{H_2}O\left( X \right)$$ and $$N{H_4}Cl$$ gives an octahedral co...
IIT-JEE 2009 Paper 1 Offline
The compound(s) that exhibit(s) geometrical isomerism is(are)
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