Copper has an oxidation number of +1 in : O Cuo O Cu(CH3COO)2 O CuBr O CuC204

Q: Which set of elements gives each of the following alloys: (a) brass; (b) stainless steel; (c)…

A: Which set of elements gives each of the following alloys: (a) brass; (b) stainless steel; (c)…

Q: Which of the following species contains manganese with the highest oxidation number? A) Mn B) MnF₂…

A:

Q: What allotrope of carbon is used to reduce iron ore? O Coke

A: Solution: We know iorn ore is a mixture of hematite (Fe2O3) and magnetite (Fe3O4). So the iorn is…

Q: 13. Which of these substances are used in the reduction of metal ores? I. CO II. С III. O2 IV. H2 a)…

A: Pyrometallurgy Extraction of concentrated metals from its ore. In earth crust the metals found in…

Q: 1. When 1.164 g of a certain metal sulfide was roasted in air, 0.972 g of the metal oxide was…

A: #Q.1: Both sulfide(S2-) and oxide(O2-) have same charge of -2. The charge on the unknown metal(M) is…

Q: What is the oxidation number of Cr in a chromate anion CrO4 2? +7 +3 O +6

A:

Q: Which of the following species contains manganese with the highest oxidation number? A) Mn B) MNF2…

A: Oxidation of Mn in elemental state is 0

Q: What is the oxidation number of each element present  in the following compounds A. NF3 B. HNO3…

A: Answer:- This question is answered by using the simple concept of determination of oxidation state…

Q: Determine the oxidation number for each of the transition metal atoms or ions. a.) [ V(OH2)6 ](NO3)a…

A: Applying definition of coordination no. i.e. no.of co-ordination bonds is equal to coordination…

Q: Choose which of the following has the leastSo.   metallic Pt methane molten brass (alloy of Cu and…

A: entropy is the randomness in the arrangement of the particles. in solids constituent particles are…

Q: Elemental gold is being recovered by electrodeposition from a solution with tiny amounts of Au(III).…

A: The electrode position uses electrical current to deposit a desired metal on any surface. The amount…

Q: Calculate the oxidation number of chromium in each of the following. Cr2O3 Na2Cr207 CrSO4 Chromate…

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Q: What is the oxidation state of iron in K4Fe(CN)6? O a 2+ Ob 4+ Oc. 6+ Od 3+

A: Oxidation number of a neutral  molecule is always zero. Using this concept, we can determine the…

Q: If the following redox reaction 2 Li + Cu²+ → 2 Lit + Cu is found to occur spontaneously, identify…

A: 1. Reactivity of Metal is decided through the tendency to undergo oxidation. 2. The greater the…

Q: Assign an oxidation state to each element in each compound. a.) Cu(NO3)2 b.) Sr(OH)2

A: The oxidation state of each ion in the given molecules is as follows:

Q: Given the reaction: Fe*2. Cr207-2 - Fe*3. cr*3 How many electon/s was/were involved in the oxidation…

A:

Q: Determine the oxidation number of each of the transition metal atoms or ions (1) K4 [Mn (CN)6] (2)…

A: Oxidation  number is a number assigned to element in chemical  combination which represents  the…

Q: What is the oxidation number of Fe in: FeOOH Fe2O3 Fe3O4

A:

Q: What is happening to the iridium in this reaction ? Ir(CO3)2 + Fe → Ir + Fe(CO3)3 A. oxidation B.…

A: Oxidation is loss of electrons. Reduction is gain of electron.

Q: Which metal will NOT replace Fe from FeCl3(aq)

A: Metal which are placed below Fe that will replace Fe from FeCl2

Q: Assign oxidation number of the manganese in K2MNO4: а. +6 O b. +2 О с. +4 O d. +7

A:

Q: Which metal can be added to steel to form an alloy, which is resistant to corrosion, known as…

A: Stainless steel is the steel which is resistant towards corrosion. It contains approximately 10.5%…

Q: The change in Oxidation number of 'Mn' in the following reaction is MnO4 Mn+2 4 7 2 LO

A: Dear student I have given answer to your question in the image format.

Q: Which element is associated with the term "galvanized"? a. Ga b. Al c. Ca d. Zn

A: Given,  Which element is associated with the term "galvanized"? a. Ga b. Al c. Ca d. Zn

Q: What is oxidation number of metal in [Rn(NH3)5Cl](NO3) 2

A: [Rn(NH3)5Cl](NO3) 2          in this Complex compound, there is 3 different ligands are present.…

Q: Based on the following reduction potential data, which is the strongest oxidizing agent? E+0.800 V…

A: Oxidising agent A compound that reduces itself and oxidises the other compound.

Q: Mn with +2 oxidation state is a good oxidizing agent; Mn with +7 is a good reducing agent.

A:

Q: Find the element with the highest oxidation number in each of the following formulas: 1.Na2Cr2O7…

A: Since you have posted a question with multiple sub-parts, we will solve first three subparts for…

Q: What is the oxidation number of Mn in KMnO4? O +7 +2 )+1 +4 O +6

A: The question is about to calculate the Oxidation number of Mn in KMnO4 -

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: oxidation number of which metal in its compound is always negative? a  O b  Br c  F d  Cl

A: Oxidation number of Fluorine is always negative than other bromine, Chlorine and Oxygen because it…

Q: Which metal requires large amounts of energy to reduce it from its ore, and can only be produced by…

A: Answer  Aluminum  All the other metals are transition metal and can be extracted using calcination…

Q: How do I find the oxidation number of Fe?    cis−[Fe(en)2(NO2)2]+

A: Oxidation number of 'Fe' metal in the given complex is " +3 "

Q: What is the assigned oxidation number for molybdenum in aluminum molybdate Al2(MoO4)3

A: We have to tell oxidation number for molybdenum in aluminum molybdate

Q: The change in Oxidation number of 'Mn' in the following reaction is MnO4 MnO2 O 2 O 4 O 3 O 7

A: Oxidation number :-  The charge acquired by an atom in a molecule because of electronegativity…

Q: What is the oxidation number of Mn in: MnO2

A:

Q: Assign oxidation numbers to each atom in potassium dichromate, K2Cr207 I

A:

Q: What is the oxidation number of Cl in CIO3? -1 +6 +5 -6

A: oxidation number, also called oxidation state, the total number of electrons that an atom either…

Q: Assign oxidation number to the following elements. (a)Mg in MgCO3 (b)Ti in Ti3P2 (c)N in N2O(

A: a) since we know that the total charge in the compound is 0 Hence charge = 0 = oxidation state of Mg…

Q: Assign the oxidation number of the chrome in Cr₂(SO4)3 a. O b. -0.5 C. +3 d. -1

A:

Q: According to Standard reduction potentials table on page 164 (OLI), which of the following metais…

A: Given reaction is: Sn2++2e-→Sn Which metal among the given options will be able to do this…

Q: what is the oxidation number of Mn in Ca(MnO4)2?

A: Given chemical formula :- Ca(MnO4)2  To calculate :- oxidation number of Mn in Ca(MnO4)2

Q: What is the oxidation reduction of KMnO4+NaCl+H2SO4->Cl2+K2SO4+MnSO4+H2O+Na2SO4

A: Let's start by assigning the oxidation states to all atoms:

Q: An external water pipe is built of aluminum (Al). In order to prevent corrosion, the nails that hold…

A: In order to prevent corrosion of aluminium metal pipe, the nails must be made of metal with more…

Q: Calculate the quantity of electricity in coulombs necessary to deposit 100 grams of copper from a…

A: Given that: mass of Cu = 100 g To find, the quantity of electricity?

Q: What is the oxidation number change for the iron atom in the following reaction? E Fe2O3(s) + 3 C(s)…

A: solution- In Fe2CO3 oxidation number of the Ironis =+3in Fe the oxidation No. of iron is =0the…

Q: 12. Based on the reduction potential values, which of the following is most easily oxidized? A. CI™…

A: ★ Answer :  Correct option •(D)  Zn will be most easily oxidized . ★ Explanation :  The tendency of…

Q: If a 6.0 Amp current is used, calculate the number of hours needed to prepare 22.0 grams of calcium…

A: Given : Current = 6.0 A And mass of Ca metal to be produced = 22.0 g Atomic mass of Ca = 40 g/mol.…

Q: Identify the oxidation numbers to all the elements in each of the compound or ions S8 a Se-3 Ob Se=0…

A: