How would you account for the following?(i) With the same d-orbital configuration (d4) Cr2+ is a reducing agent while Mn3+ is an oxidizing agent.(ii) The actinoids exhibit a larger number of oxidation states than the corresponding members in the lanthanoid series.(iii) Most of the transition metal ions exhibit characteristic in colours in aqueous solutions.

Q: Is there a way to tell which ligands are strong-field and which are weak-field,

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Q: Solid CrF3 contains a Cr(III) ion surrounded by six F ions in an octahedral geometry, all at…

A: John teller distortions:  The presence or availability of more than one degenerate orbital for an…

Q: jv) a hydride which in water gives a dibasic acid v) A hydride which in water gives a weak alkali…

A: Answer:- This question is answered by using the simple concept of hydrides and their chemical…

Q: A transition metal, M, is coordinated in an octahedral fashion to the following ligands Two chloro…

A: We get a total of 6 Isomers.2 isomers where Cl atoms are trans.Since a sigma plane passes through…

Q: Explain in detail π backbonding using the molecular orbitals of CO and a d-transition metal. How…

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Q: Explain the following observations : Zn2+ salts are colourless.

A: The reason for Zn2+ salts are colourless has to be given.

Q: Molecular nitrogen (N2) can act as a ligand in certaincoordination complexes. Predict the structure…

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Q: Question attached

A: All coordination complexes show 18 electron rule.

Q: Draw the structures and give the stock names of complexes that can satisfy the conditon: 1. Linkage…

A: Linkage isomer :-       It is a isomer of coordination compound,  in which ambidentate ligands have…

Q: [FeF6]3− is almost colourless whereas [CoF6]3− is coloured (and has only 1 band in the visible…

A: The electron of metal in the complex is normally excited to a higher energy level if the light falls…

Q: Give reasons for the following observations: (i) Mn(II) ion shows maximum paramagnetic character…

A: Elements present in d-block are referred as transition series.

Q: Suggest why the fluoride compound in which chromium has its highest oxidation state is CrF6 whereas…

A: The two compounds CrF6 and CrCl4 are given.

Q: Give an explanation for each of the following observations: (i) The gradual decrease in size…

A: The size of 5f-subshell is larger than that of 4f-subshell due to which 5f-subshell is more diffused…

Q: a) The formation of dichlorobis(ethylenediamine)cobalt(III) nitrate is described as a Lewis…

A: SOLUTION: Step 1: (a) (i). The formation of dichlorobis(ethylenediamine)cobalt (III) nitrate is an…

Q: (a) [Cr(II)(H2O)6]2+ and [Cr(III)(H2O)6]3+ display markedly different ligand exchange rates. Which…

A: Introduction : We have to study about ligand for these type of questions .

Q: 2) draw the MO diagrams to show the effect of pi-back bonding in the square planar metal complexes…

A: THE SOLUTION IS SHOWN BELOW.

Q: (a) Which metal in the first transition series (3d series) exhibits +1 oxidation state most…

A: Introduction Transition elements The elements which come between group-2 and group-3. They are…

Q: Nitrogen shows distinct differences from phosphorus and the rest of Group 15. For compounds of N are…

A: Given: Nitrogen and phosphorus both exist in Group 15. We have to find the reason why the compounds…

Q: 2. Give two authentic examples of tetragonal elongated paramagnetic octahedral Cr(IV) complexes by…

A: The two authentic examples of tetragonal elongated paramagnetic octahedral Cr(IV) complexes has to…

Q: 1. Account for the fact that [SiF6]-2 is a well-known species, while the corresponding [CF6]-2 does…

A: Since, you have asked multiple question, we will solve the first question for you. If you want any…

Q: Explain each of the following observations: (i) With the same d-orbital configuration (d4), Cr2+ is…

A: (i) Cr2+ has d4 configuration. Upon losing an e- (reducing agent), it forms Cr3+ which has d3…

Q: Explain why there is no distinction between low and high-spin arrangements for an octahedral d8…

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Q: a) Trialkylphosphine and ammonia are both strong-field ligands. However, experimental data show that…

A: Solution for a, PR3 ligands cause higher Δo than the NH3 because PR3 is σ-donor as well as…

Q: How would you distinguish experimentally between the two configurations of high and low spin in d4…

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Q: (a) Write the electronic configuration of Ce3+ ion, and calculate the magnetic moment on the basis…

A: Since you have posted multiple questions, we will answer the first question. Kindly repost the…

Q: Explain giving reasons :(i) Transition metals and their compounds generally exhibit a paramagnetic…

A: Transition elements are the elements having partially filled d-subshell and the elements of this…

Q: How would you account for the following? (i) With the same d-orbital configuration (d4) Cr2+ is a…

A: Reducing agent The species that gets oxidized is called reducing agent. Oxidizing agent The species…

Q: Is it more thermodynamically favorable for ubiquinol to transfer electrons to cytochrome c or…

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Q: The reaction of iron powder with carbon monoxide allows isolation of a complex (X) with the…

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Q: Two transition metal complexes, FA, & GB, (where A & B represent the ligands; and F and G the…

A: Here I have calculated wavelength from the frequency data , which is quite easy. Next I have matched…

Q: Arrange the following phosphine ligands in increasing n acid nature and explain how it affects the…

A: Explanation Phosphine Ligands The phosphine ligands are often referred to as П -acceptors. They are…

Q: With the aid of simplified molecular orbital energy level diagrams, explain why the 18-electron rule…

A: Transition metals have an incomplete inner orbital in terms of electrons. They share electrons with…

Q: 13 Which of the following lignads is ( are ) considered as chelate ligand ) acac ) phen ) en ) trien…

A: Chelate ligands - ligands possessing more than one donar sites that enables the formation of stable…

Q: Will methylamine (CH3NH2) be a monodentate or abidentate ligand? With which of its atoms will it…

A: Will methylamine (CH3NH2) be a monodentate or a bidentate ligand? With which of its atoms will it…

Q: Write the balanced net ionic equation for the reaction of Fe3+ and NaF. Explain, in your own words,…

A: The net ionic equation for the reaction of Fe3+ and NaF is, Fe3+(aq) + 6NaF(s)  --->…

Q: How would you account for the following: (i) Cr2+ is reducing in nature while with the same…

A: Cr+2 undergoes oxidation while Mn3+ undergoes reduction. Cr+2 can form stable configuration even…

Q: Why does orbital mixing result in pale coloured transition metal complexes? Use diagrams to explain…

A: The d-orbitals of a free metal particle have similar energy when d block elements form coordination…

Q: Explain why there is no distinction between low and high-spin arrangements for an octahedral d8…

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Q: Explain the following observations: (i) The enthalpies of atomisation of transition metals are quite…

A: The given observations have to be explained,

Q: Which of the following ligands is ambidentate? Select one or more: a. N3- b. SO42- c. SO32- d. SCN-

A: Ambient ligands : Such ligands have two or more donor atoms but only one donor atom is attached to…

Q: Using the electronic configuration of the transition metals, briefly explain why salts of Cu(II) are…

A: when any iron have an electron then it will colourful because when electromagnetic wave radiation…

Q: FeF6]3− is almost colourless whereas [CoF6]3− is coloured (and has only 1 band in the visible region…

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Q: (a) Explain the major difference between the number of oxi-dation states of most transition elements…

A: a.