Give the symbol of the element that when it has an oxidation state of +4 has an electron configuration of [Kr]5s24d10

Q: place the following metals from most reactive to least reactive: Ag, Zn, Pb, Na, Sn

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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: out of Sc^3+ ,  Ti^3+ , Mn^2+ , Fe^2+ which one is colourless in aqueous solution ?

A: The electronic configurations of the given ions are

Q: Oxidation number of Cr in K2Cr2O7 is

A: Given Oxidation state of Cr in K2Cr2O7

Q: Select the element whose +2 oxidation state is least stable in water. O Ni Co Ov Zn

A: Hydration energy: when one mole of ionic crystal is dissolved in water the water molecules are…

Q: What is the oxidation state of each element in K,Cr,0,? Cr к What is the oxidation state of each…

A: (a) Oxidation state of each elements in K2Cr2O7 Oxidation state of K = +1 Oxidation state of Cr = +6…

Q: Which of the follwing statements about the Group VII (Group 17) elements (Nuorine to iodine) is NOT…

A: A)   order of electronegativity oh galogens  F > Cl > Br>  I  electronegativity decreses…

Q: Give the number of d electrons (n of dn) for the central metal ion in (a) [Cr(H2O)6](ClO3)2; (b)…

A: Electronic configuration is used to describe how the electrons of an atom/ion are distributed in the…

Q: What is the oxidation state of Cl in CaOCl2 ?

A: Chlorine is a halogen which can exist in various oxidation states. Its oxidation states include -1,…

Q: Describe giving reason which one of the following pairs has the property indicated : (a) Cr2+ or…

A: a) Cr2+ is a better reducing agent. As it attains a d3 configuration on losing an electron while…

Q: What is the oxidation state of each element in Mn(Cro, ),? Cr Mn

A:

Q: The chemical formula for iron(III) tricyanidobis(ethylenediamine)nitrosylferrate(II) is O…

A: Given coordination complex is iron(III) tricyanidobis(ethylenediamine)nitrosylferrate(II)

Q: Describe a spectroscopic method to determine the oxidation states of transition metals.

A: The oxidation state of transition metals can be conveniently determined by various spectroscopic…

Q: Match the oxidation state of the coordinated metal center which pair is incorrect ? O a. ScCl: +3…

A: We have given the complexes as follow a) [ScCl6]3-   , +3 b) K[Cu(CN)2]   , +1 c) [Cr(C2O4)3]3-   ,…

Q: For the compound FeCl3, what is the oxidation state of Fe? 3+ O 2+ O 4+ O Mixture between 2+ and 3+

A: Given :- chemical formula of compound = FeCl3  To determine :- oxidation state of Fe in FeCl3

Q: Determine the oxidation number of the transition metal in the following metal complexes. -3 -2 -1 0…

A: Coordination complex consists of central metal ion surrounded by molecules known as ligands.

Q: What is the oxidation number of Cl in [CIO3]"

A: Given a structure of [ClO3​]- Calculate the cl oxidation number

Q: What is the oxidation number of the central metal ion in each of the following complexes or…

A:

Q: How will you recognize that a single replacement reaction has occured when you comine: (a) an…

A: Single Displacement reaction:    It is also known as exchange reaction. The chemical reaction in…

Q: (a) Why do transition elements show variable oxidation states? (i) Name the element showing maximum…

A: a) Transition elements show variable oxidation state because their valence electrons in two…

Q: draw the structure of the possible product forthe following reaction, and how does the oxidation…

A: We have to draw the structure of possible product .and identify how the oxidation state changeg.

Q: The final step in the smelting of FeCuS₂ is Cu₂S(s) +2Cu₂O(s) →6Cu(l) +SO₂(g)(a) Give the…

A: Redox reactions are the combination of reduction and oxidation reactions. The type of reaction in…

Q: 6. A manufacturing company is trying to produce a lightweight but strong cart for use by home…

A: Answer :-  To produce a light weight but strong cart for by use of home gardener manufacturing…

Q: Please show how to determine the oxidation number of the transition metals below: a) ) [Fe(NO2 )6]:…

A: The oxidation state of metal ions in the above given complexes are as follows:

Q: Use the electron configuration of Fe to explain the oxidation states of +2 and +3. Which oxidation…

A:

Q: Given the reaction: 2Fe(s) + 3C12(g) --> 2FECI3(s) What is the oxidation state of the product iron?…

A: What is the oxidation state of Fe in FeCl3 ?

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: 23. Table 4 shows various oxidation states and colours of vanadium ions and complexes. * Table 4 Ion…

A: The oxidation state of vanadium is calculated based on the following rules: I) elements are in zero…

Q: ) Determine the oxidation state of the metal ion in [Fe(CN)6]^4− B) Determine the oxidation state…

A: Oxidation state of the metal ion in [Fe(CN)6]4- Oxidation state of the metal ion in [Co(ox)3]4-

Q: What happens if a piece of metallic copper is dipped in a solution containing Cr3 + ions?

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Q: Determine the oxidation state of the metal atom in each of the following complex ions. ion oxidation…

A: Write oxidation state of given transition complex---

Q: 14 > What is the oxidation state of each element in K, Cr, 0,? K Cr What is the oxidation state of…

A: Compound = K2Cr2O7  This is known as potassium dichromate. Electronic configuration of O = 1s22s22p4…

Q: What are the oxidation numbers of the Group I, Group II, and Group III metal cations?

A: We have to tell the oxidation states of group I, group II and group III metal cations.

Q: what is the oxidation number for, please explain a.  C4H8O4 b.  Fe3O4 c.  VO2+ d.  SnBr4 e.  PH4+ f.…

A: The oxidation number for highlighted atoms are calculated as follows, The general rules are,…

Q: <p>Explain why transition metals exhibit multiple oxidation states instead of a single…

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

Q: 2li+ Fe(c2h3o2)2-- 2li c2h3o2 +Fe Which is the reducing agent and why? How to find reducing agent…

A: Oxidation : A chemical change in which there is an increase in oxidation numberAn increase in…

Q: Choose all of the following that would be colorless in an aqueous solution. Zn2+ O sc3+ Cr3+ Fe2+…

A: Only the ions that have electrons in d orbital and in which d-d transition is possible will be…

Q: Name the following compounds and assign oxidation states to the halogens in them:HIO3.

A: Given: The given compound is HIO3 To find: The name of the compound Oxidation state of iodine in…

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

A: Oxidation is the process that involved the loss of electrons and oxidized to cation whereas…

Q: The oxidation state of Cr in Cr,0;¯ is: Select an answer and submit. For keyboard navigation, use…

A:

Q: What is the oxidation number of Cl in POCl3?

A: Answer

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…