8. What is the oxidation state of the vanadium atom in V02+ (aq)? (a) -2 (b) 0 (c) +2 (d) +4

Q: Explain reaction chemistry of CO with transition metals based on its Molecular orbital diagram?

A: Solution: Simply for any ligand to bind with transition metal required lone pair.  Let us know the…

Q: What is the oxidation number of X in the X2O72– ion?

A: Given compound : X2O72-  Charge on O = -2  Let x is the oxidation number of X  This compound has -2…

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

A: ANSWER IS :

Q: VF5 is a liquid that boils at 48°C, whereas VF3 is a solid that melts above 800°C. Explain this…

A: The reason why VF5 is a liquid that boils at 48°C, whereas VF3 is a solid that melts above 800°C has…

Q: Thallium forms the compound TlI₃. What is the apparentoxidation state of Tl in this compound? Given…

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Q: The reduction potential of permanganate ion (+7 oxidation state) in acidic aqueous solution is given…

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Q: Calculate the oxidation state of nickel in [Ni(CO)4]

A: ANSWER IS

Q: n which of the following lanthanides oxidation state +2 is most stable? O Ce O Eu O Tb O Dy

A: The element and electronic configuration are shown below :

Q: What is the structure of CrO5 and what is Oxidation number of Cr in this compound?

A: The chemical structure of CrO5 is drawn as,

Q: [Fe(H2O)6]3+ is strongly paramagnetic whereas [Fe(CN)6]3- is weakly paramagnetic. Explain. (At. no.…

A:

Q: When a solution of PtCl2 reacts with the ligand trimethylphosphine,P(CH 3) 3, two compounds are…

A:

Q: What are the oxidation states of the transition metals inthe following series of compounds? Nb2O5,…

A: An oxidation state or oxidation number is defined as the degree of oxidation for an atom in a…

Q: 1. Using ionic radii show what is the coordination number and structure of FeO.

A:

Q: Name the following compounds and assign oxidation states to the halogens in them:H5IO6

A: H5IO6 is called as periodic acid

Q: Trace amounts of Fe3+ ions in _ give amethyst its characteristic purple color. A) AI̟O, B) diamond…

A: Given : Amethyst and Fe3+ ions To find : Composition of amethyst  Solution : Amethyst are generally…

Q: Solutions of the iron(lll) – containing ionic compounds Fe2(SO4)3 and FeCl3 are yellowish in colour.…

A: In this question, the reason for deep brown color of Fe(MnO4)3 is to be determined while Fe2(SO4)3…

Q: 4. The Ni (aq) cation is green, but Zn-(aq) is colorless, Explain. The Cu2 (ag) cation is blue, but…

A: Color of transition metal complexes is due to d-d transition. Transition metals with vacant d…

Q: Why dp transition elements show variable oxidation states? In 3d series (Sc to Zn), which element…

A: Outer electronic configuration and Oxidation states  Sc  3d1 4s2                                + 2,…

Q: Which lanthanide has the maximum number of unpairedelectrons in both its atom and 3+ ion? Give the…

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Q: Name the following compounds and assign oxidation states to the halogens in them: XeF4.

A: XeF4 is called as Xenon tetrafluoride.

Q: Identify the oxidation state for vanadium in [VO2(H2O)4]+1.

A:

Q: What structural feature is characteristic of a chelate?

A:

Q: The most important oxides of iron are magnetite, Fe3O4, and hematite, Fe2O3. What are the oxidation…

A: metals are found in nature as their ores.Fe has two ores magnetite and hematite.oxidation state is…

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: 7.9 Which of the following oxides are likely to be acidic, basic or amphoteric in aqueous solution:…

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Q: Why is the highest oxidation state observed for CrCl4 onlythe +4 oxidation state, in contrast to the…

A: Given Why is the highest oxidation state observed for CrCl4 onlythe +4 oxidation state, in contrast…

Q: The most important oxides of iron are magnetite, Fe3O4,and hematite, Fe2O3. (a) What are the…

A: Oxidation state is referred as the  total no. of electrons lost or gained by the atom to form a…

Q: Why do transition elements show variable oxidation states? How is the variability in oxidation…

A: The transition elements have the incompletely filled d-orbitals and furnish the cation by the…

Q: -In the compound Ka[Fe(CN)6], the oxidation state of iron and its coordination number, respectively,…

A:

Q: Palladium(II) tends to form complexes with coordination number 4. A compound has the composition…

A: The chemical compounds consisting of neutral molecules or anions attached to the central metal atom…

Q: Suggest a reason why copper(II) compounds are often colored but copper(I) compounds are colorless.

A: Given :  why copper(II) compounds are often colored but copper(I) compounds are colorless ?  To…

Q: The most important oxides of iron magnetite, Fe3O4, and hematite, Fe2O3. What are the oxidation…

A: Oxidation number is the total number of electrons an atom loses or gains in order to form bond with…

Q: Which is more acidic and why?  [Fe(H2O)6]2+ or [Fe(NH3)(H2O)5]2+

A: Acidity: It basically describes the how much amount of acid present in given compound. Acid: Species…

Q: Which oxide, Mn₂O₃ or Mn₂O₇, is more basic in water?Why?

A: An acidic oxide is considered as an oxide that reacts with water to deliver an acid. The basic…

Q: The mass percentage of Fe2O3 in hematite ore, knowing that by treating 0.7 g of the ore in a certain…

A: Given:  Mass of ore = 0.7 gm  Mass of FeO = 0.58 gm

Q: Octahedral [Ni(NH₃)₆]²⁺ is paramagnetic, whereas planar[Pt(NH₃)₄]²⁺ is diamagnetic, even though…

A: Paramagnetic substances are those having unpaired electrons whereas diamagnetic substances are those…

Q: Chromium(III), like cobalt(III), has a coordination numberof 6 in many of its complex ions.…

A: An aqueous solution is electrically conductive if there are free ions present in solution. The…

Q: There have been some predictions that element 114 willbe relatively stable in comparison with many…

A: The electronic configuration for 114 elements can be given as follows: [Rn] 5f14 6d10 7s2 7p2 It is…

Q: 4 iron compounds have the following properties A: is hard to be oxidized in normal condition B:…

A: Iron is a chemical element and it is a prt of hemoglobin. It belongs to the first transition series…

Q: Name the following compounds and assign oxidation states to the halogens in them XeF6

A:

Q: What are the oxidation numbers of Fe2O3

A: Basic Oxidation number of oxide O2- is -2 There are three Oxygen atom, so 3×(-2)= -6 Let us consider…

Q: hydrated CuSO4 is blue in colour. why?

A: The molecule that contains water molecule is termed as hydrous.

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

A: a.

Q: Determine the oxidation state of the coordinated metal atom in each of the following compounds:(a)…

A: (a) K[Co(NH3)2(CN)4] Let oxidation state of metal is y. +1 + y + ( 0 x 2) + (-1 x 4) = 0 y = +3…