How do you determine the oxidation numbers for the following: a) N2H4 b) Cr2O7-2 c) NH4Cl  Explain in details.

Q: Indicate the coordination number and the oxidation number of the metal for [Co(en)2(C2O4)]+

A:

Q: 1.43g sample of the complex [Co(NH3)4CO3]NO3 (MM=249 g/mol) was ignited in a crucible to convert all…

A: Previded amount of sample [Co(NH3)4CO3]NO3=1.43g Molar mass of [Co(NH3)4CO3]NO3=249g/mol Provided…

Q: What is the oxidation number on the transition metal in the following compound? Be sure to choose a…

A: Ans is +2

Q: Name the compllex CrCl2 (en)2. The oxidation number of chromium is +2. Enter the name.

A: Naming of coordination complex

Q: Oxidation number of Cr in K2Cr2O7 is

A: Given Oxidation state of Cr in K2Cr2O7

Q: Why do transition elements show variable oxidation states?

A:

Q: Determine the highest possible oxidation state for element. V

A: The term oxidation state is also referred to as oxidation number. It describes the degree of…

Q: Indicate the coordination geomerty, the metal oxidation state, the d-electron count, and the…

A: Coordination geometry = square planar Metal oxidation state = +2  (Fe = 26) d-electron count  = 6…

Q: Determine the oxidation state of the transition metal in: Cr2O7  Cr=

A: Let ' x ' be the oxidation number of Cr.  Oxidation number of O = -2  2x +(7×-2) =02x-14=02x=14x=7…

Q: Cr in which oxidation state is most stable?

A: Chromium has electronic configuration of [At] 3d5 4s1. When chromium reacts with another elements,it…

Q: Use the electronic configuration of zinc to explain why it forms only a +2 cation (a +ll oxidation…

A:

Q: In which compound does bromine have the highest oxidation number?

A: K (potassium) is a group 1 element having valency equals to 1.  O (oxygen) is a group 16 element…

Q: 1. Draw the molecular orbital diagram for the following molecules: (a) NH3 (b) CO (c) CN 2. Explain…

A: A molecular orbital diagram, or MO diagram, is a qualitative descriptive tool explaining chemical…

Q: one of the following is true about the sodium metabisulfite O a. oxidized to sulfonic acid O b.…

A: The compound given is Na2S2O5 i.e. sodium metabisulfite.

Q: e ligand?

A:

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: Draw the geometric, linkage, and ionization isomers for [CoCl5CN][CN].

A: All the isomers are as shown below:

Q: What is the oxidation state of bromine in NH4Br? Group of answer choices –1 0 –4 +1

A:

Q: Fluorine does not exhibit any positive oxidation state. Why?

A: A number of electrons gained or lost by an atom for the formation of chemical bond represented by…

Q: What is the oxidation state of Z in HZO3?

A: The compound given is HZO3.

Q: Explain why limestone (CacO3) would dissolve more readily in an aqueous solution that has continuous…

A: Limestone (CaCO3) would dissolve more readily in aqueous solution that has a continuous bubbling of…

Q: (a) Complete and balance the following chemical equations: (i) Cr2072- + I- + H+ ——–> (ii) Mn04–…

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

Q: What is the oxidation number of C in K2C2O4?

A:

Q: does transition elements are able to show variable oxidation states. if yes, why ?

A: The d block elements or elements which have is (n-1) d1–10 ns 1–2 electronic configuration is known…

Q: Determine the formula for: a. Tetraammineaquaiodocobalt(III) sulfate b. potassium…

A:

Q: Please explain in detail (sentences and structure) coordination number and oxidation state for…

A: Coordination compounds are compounds that cannot lose their identity when dissolved in water. These…

Q: What is the oxidation number for C in MgC2O4 A. -4 B. +2 C. +4 d. +3

A: We have compound MgC2O4, we have to calculate the oxidation state of C in this

Q: What is the oxidation state of the central metal in Naz[CuCls]?

A: We have given that  What is oxidation state of central metal atom in Na3[CuCl5] ?    Oxidation state…

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: 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: What is the expected oxidation states for 60Nd?

A: An atom is composed of three main sub-atomic particles; electrons, neutrons and protons. The atomic…

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: >Why does Mn form compounds with higher oxidation states than Cr?

A: The electronic configuration of Mn is 1s22s22p63s23p63d54s2.

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: It's important to note that MnO is an alkaline metal, whereas Mn207 is an acidic metal. Why? (ii)…

A: (i)  In transition metals , acidic nature of metal oxides Increases with Increase in their oxidation…

Q: 10.What is the oxidation number for Cr in Cr2O72- Group of answer choices +2 +3 +5 +6 +7

A:

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: What is observed when the Na2SO3 solution is added to the CuCl2 solution?

A: Given question is :  What is observed when the Na2SO3 solution is added to the CuCl2 solution = ?

Q: What's the oxidation number of th chloride atom ((CI) in HCIO2?

A: Oxiadtion number represents the charge exhibited by an atom in a particular compound. The charge is…

Q: What is the chemical formula of Tetraquadibromochromium(III) chloride?

A: Given,  The name of the complex compound is: Tetraquadibromochromium(III) chloride The chemical…

Q: What is the highest oxidation state for (a) Nb; (b) Y; (c) Tc?

A: The atomic number – Nb – 41 Y – 39 Tc – 43

Q: What is the oxidation state for KMnO4? Please show or explain calculation

A:

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: Indicate the (i) metal oxidation state, (ii) d-electron count, and (iii) the coordination number of…

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Q: What is the oxidation number for the S in BaS2O3?

A:

Q: oxidation number of ruthenium in Li2RuO4

A: Oxidation number: The covalent bond between the atoms of different electronegativity is polar. If we…

Q: Determine the coordination number, geometry of complex, and charge for cobalt in the following…

A: