Which transition metals have a maximum O.N. of +6?

Q: (d) [Cr(OH)2]¿** ions are pale blue-green but chromate (Cr,0,) ion is an intense yellow in colour.…

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Q: (d) [Cr(OH)2]¿* ions are pale blue-green but chromate (Cr,O,) ion is an intense yellow in colour.…

A: Ans: [Cr(H2O)6]3+ is pale green beacuse in this complex Cr has +3 oxidation state with d3…

Q: (d) [Cr(OH);]¿* ions are pale blue-green but chromate (Cr,O,²) ion is an intense yellow in colour.…

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Q: What is a chelating ligand?

A: Ligands that are having multiple donor sites to form five- to six-membered stable rings with metals…

Q: What do you call a ligand with three groups available for covalent bonding? A Unidentate (B…

A: Denticity of ligand :-  The number of groups available in ligand for coordinate covalent bonding…

Q: The square-planar complex [Pt(en)Cl2] only forms in one of two possible geometric isomers. Which…

A: When the atoms having different spatial arrangement shows stereoisomerism, these isomers are called…

Q: <p>Many transition metal compounds are colored. How does crystal field theory account for…

A: The color of transition metal compounds is due to the absorbance of visible light. According to the…

Q: The d-electron count of the transition metal center for [Ni(CN)4] ¯ and [PtCl3(C2H4)]',…

A: To determine the number of d-electrons in the given metal atom first of all we determine the…

Q: Explain the stability of the complexes TiCl62- and [Zn(en)3]2+

A: TiCl62-  is less stable than [Zn(en)3]+2 because Ethylene Di ammine is bidentate ligand so it will…

Q: At 580 nm, the wavelength of maximum absorption, the complex Fe(SCN)2+ has a molar absorptivity of…

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Q: <p>Explain the differences between weak-field and strong-fieldmetal complexes.

A: The crystal field splitting energy is found to be more in the presence of strong field ligand…

Q: 3+ (d) [Cr(OH)2]6* ions are pale blue-green but chromate (Cr,O,) ion is an intense yellow in colour.…

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Q: d) Calculate the quantum number S for metal ion Cr 3+ assuming a high spin crystal field splitting.…

A: Coordination compounds are formed by the bonding between metal centers and ligands. Metal centers…

Q: Explain the following statements : (ii) The presence of ligands can influence the impact of metal…

A: The heavy metals deposited in soil and aqueous environment creates a long term impact. The…

Q: Define effective atomic number and apply effective atomic number rule to the following complexes. a)…

A: Metal will be a stable metal if it follow the 18 electron rule. The 18-electron rule determines the…

Q: A certain transition-metal complex ion absorbs at 695 nm.Which color is this ion most likely to…

A: Absorbtion band :   When a light is passed in a solution of certain transition-metal complex it…

Q: Give an example of ambidentate ligand.

A: Ligands containing two or more donor atoms but only one coordinates with metal atom to give complex…

Q: K3 [Cr (C2O4) 3] .3H2O effective atomic number of the complex. Blank 1. Fill in the blanks, read the…

A: Complex compound follow EAN rule  increase the stability.

Q: The absorption spectrum of the complex ion [Rh(NH,)6+ has maximum absorbance at 295 nm. Calculate…

A: Given, Maximum absorbance of the ion  295 nm ∆ = hc/ λ = [( 6.626 x 10 -34 Js ) x ( 3 x 10 8 m/s) x…

Q: Rank the following ions in the weak octahedral field in order of increasing Jahn-Teller effect.…

A: Hjsjsj

Q: 16 1 1111 Example 4. Why do the transition elements exhibit higher enthalpies of atomisation? ( ADA…

A: The transition elements exhibit higher enthalpy of atomisation because

Q: How did conductivity help to confirm the structure of complexes [Co(NH3)4CO3]NO3 and [Co(NH3)5Cl]Cl2

A: The conductivity measurement of a coordination compoud [Co(NH3)4CO3]NO3  shows that it dissociates…

Q: Inorganic Chemistry (i) Define spectrochemical series (ii) Explain the difference between…

A: Given  Name of series = spectrochemical series  Definition = ? Weak field ligand  = ? strong field…

Q: (i) Draw the geometrical isomers of complex [Pt(NH3)2Cl2].(ii) On the basis of crystal field theory,…

A: The coordination complexes can be defined as the complex compounds which have coordinate linkage…

Q: (a) What is the range in electronegativity across the first (3d)transition series? (b) What is the…

A: (a) Transition elements exhibit a relatively small change in electronegativity consistent with the…

Q: The octahedral complex ion [MNCI]³¯ has more unpaired spins than the octahedral complex ion…

A: In case of CFT, concept of strong ligand and weak ligand arises in case of pairing energy and…

Q: 1) In accordance to Crystal Field Theory (CFT): Explain in details the difference between [Fe(CN),]…

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Q: Why are tetrahedral complexes high spin?

A: In tetrahedral molecular geometry, a central atom is located at the center of four substituent…

Q: Explain why transition metals exhibit multiple oxidation states insted of a single oxidation state?

A: Unlike main-group metals that tend to exhibit only one oxidation state, the transition metals often…

Q: (a) Calculate the number of unpaired electrons in the following gaseous state ions: Mn2+, Cr3+, V3+…

A: Transition metals have partly filled d-orbitals. Transition metals constitute group 3 to group 12…

Q: [Ni (NH3) 6] C12 What Dq is the crystal field stability energy of the complex?

A: According to crystal field theory, all the five d-orbitals of metal atoms are degenerate. But when…

Q: Explain the differences . linkage isomer and coordination isomer

A: The structural isomers are the compounds with the same atoms but the arrangement of atoms or…

Q: a) Draw the lewis structure of the nitrate ion and discuss its potential to serve as an ambidentate…

A: Ambidentate Ligand : This are one type of monodentate ligands having two different donar atoms, that…

Q: The maximum absorption for the complex ion [Co(NH3 )6 ] 3+ is located at 470 nm. A) Predict the…

A: The wavelength absorbed by the complex is 470 nm Color of the coordination complex will be…

Q: (a) What is the lanthanide contraction? (b) How does it affectatomic size down a group of transition…

A: Lanthanoid contraction, in chemistry, is the steady decrease in the size of the atoms and ions of…

Q: The compound hexaamminecobalt(III) chloride is diamagnetic and orange in color with a single…

A: It is given that hexaamminecobalt(III) chloride is diamagnetic and shows an orange colour when a…

Q: Draw the geometrical isomers of complex [Pt(NH3)2Cl2]. (ii) On the basis of crystal field theory,…

A: Geometrical isomers: These are the two or more coordination compounds that contain the same number…

Q: Elucidate the bonding of the following complexes according to the valence-bond theory approach: (a)…

A: Valence bond theory is used to determine the bonding in atoms of a molecule by overlapping of their…

Q: The aqueous solution containing [Ni(H2O)6]2+ ions is blue green, those containing [Ni(NH3)6]2+ ions…

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Q: Early transition metal ions are generally quite Lewis whereas the ligands they coordinate are Lewis…

A: Eartly transition metal ions  are generally quite lewis acids whereas the Ligands they co ordinate…

Q: Broad absorption bands are characteristics of the spectra of transition metal complexes. Discuss the…

A: Transition metal atoms give broad peaks in spectra due to vibronic coupling i.e vibration of bonds…

Q: 16. Which of following complexes is diamagnetic?

A: The magnetic properties of the substance can be predicted by their electron configuration i.e.  if…

Q: Give the systematic name for the following coordination compound or complex ion: + CI Co…C/ NH3 H3N/…

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