What is the oxidation state of the underlined element in each compound or ion? CaCl2 ______ CO2 ______ H2SO4 ______ ClO4– ______ Fe3O4 ______ H2O2 ______ Na2O ______ Br2 _______ Cr2O72– ______ NH4+ ______ AlH3 ______ CN– ______

Q: Determine the oxidation state for each of the elements below. boric acid The oxidation state of…

A: Here, we have to find the oxidation states of boron in H3BO3 nitrogen in NH3 bismuth in Bi(OH)3.

Q: Give the oxidation state of each atom in each of the following molecules. For example 2 for 2+ and…

A: Oxidation state is the total number of electrons that an atom either gains or loses in order to form…

Q: A reaction cycle for an element is a series of reactions be-ginning and ending with that element. In…

A: The balanced molecular equation and net ionic equation for the reaction of copper metal with aqueous…

Q: Provide the oxidation numbers for each atom or ion in each chemica equation below its formula. 3…

A: Since they are multiple questions and questions number is not mentioned, only the first 3 questions…

Q: T4 What is the oxidation state of bromine in BrO3– ? Select one: a. none of these b. +7 c. +4 d. –2…

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Q: 3. Znje) + 2HNO30)- Zn(NO3)214) + NOzi9) + H2Om ->

A: To balance a redox reaction first we need to observe the change in oxidation states. And multiply by…

Q: Rank the following according to oxidation number on chlorine.  (#1 lowest) HOCl, Cl2, AlCl3, ClO2

A: Let the oxidation state of Cl in HOCl be x. The sum of oxidation states of H, O and Cl is 0 since…

Q: Write the net ionic equation for the reaction of silver chloride with hydrogen sulfide gas.…

A: The net ionic equation for a reaction is defined as the equation which lists only the substituents…

Q: Identify the oxidation numbers to all the elements in each of the compound or ions ( PbO2 Q a.…

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Q: state the No. of Atoms Oxidation Number   Sum   The final Oxidation States  "F el2"

A: A question based on atomic structure, which is to be accomplished.

Q: S + Özle) > SOze) 2 SO2le) + 02) → 2 SO3g) SO3e + H;SOlac) → H;S;O7laq) H;S;07le) + H2O) → 2…

A: Hello. Since your question has multiple sub-parts, we will solve the first three sub-parts for you.…

Q: 4F" + 2NO2¯+ 3H20→N20 + 2F2+ 60H¯ 2B + 3NO3¯+ H20+ 20H"- →2H2BO3¯ + 3NC In the above reaction, the…

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Q: In the following reaction, which atom is oxidized? Explain your answer. Hint: Determine the…

A: Oxidation means increase in the oxidation number  Reduction means decrease in oxidation number

Q: (NH4 ) 2 Cr2 O7 —-> Cr2O3 + H2O + N2

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Q: Which species is the oxidizing agent in the following reaction? Mg + 2 HCl → MgCl2 + H2    Mg0 to…

A: Answer:  H1+ to H0 An oxidising agent is the species that in a reaction oxidise other species by…

Q: Chromium chloride (CrC12) is blue; chromium chloride (CrCI3) is green; potassium chromate (K2CrO4)…

A: Transition  metals shows large number of color for various complexes .

Q: Balance this given  reaction  using the oxidation number method. Show all work. besides chlorine and…

A: Answer -

Q: 1. Assign oxidation states for all atoms in each of the following compounds. a. (NH4)2HPO4 b. P4O6…

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Q: Balance the following redox reactions using the oxidation number method. Show your step-by-step…

A: 1. PbO  + NH3  ------> Pb + N2  + H2O Answer : i) Identify what is oxidized and reduced : Pb2+…

Q: 2NO + 3S+ 4H2O2NO3- + 3H2S+ 2H+ In the above reaction, the oxidation state of sulfur changes from…

A: The given redox reaction is : 2NO  +  3S  +  4H2O  →  2NO3-  +  3H2S  +  2H+

Q: 5. N atoms can have a wide range of oxidation numbers. Assign oxidation numbers for the N atom in…

A: Oxidation number of O = -2 Oxidation number of H = -1 Oxidation number of Na = +1

Q: Some chemical reactants are listed in the table below. Complete the table by filling in the…

A: Oxidation number is defined as charge on  an atom if all of its bonds to different atoms were fully…

Q: In which ONE of the following reactions is the oxidation state of phosphorus equal to +3 in either a…

A: In which ONE of the following reactions is the oxidation state of phosphorus equal to +3 in either a…

Q: Assign oxidation numbers to the underlined element.  1) K                                      2)…

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

Q: Use the oxidation states method to balance the reaction:    __ SO42– (aq)   +   __ Fe2+ (aq)     +…

A: Oxidation state method for balancing of redox reaction:

Q: Balance this equation using oxidation method H2SO4 + FeSO4 + HNO3 = Fe2(SO4)3 + H2O + NO2

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Q: Sb2O5 + 2Mn+ 6H+2Mn2+ + 2SbO++ 3H2O In the above reaction, the oxidation state of manganese changes…

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Q: Balance by the essay and error method the following equations and assign to each compound its…

A: 1) The given equation is: H2SO4 + Ca3 (PO4)2 →CaSO4 + H3PO4 Balancing the Ca and P atoms on both…

Q: What is the oxidation state on Ec in the formula below? Ec4O18

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

Q: What are the oxidation states of each element in the following compounds: (write them above each…

A: Oxidation state of an element can be calculated by considering the bond to be perfectly ionic and…

Q: Consider the balanced reaction: 2Cr3+(aq)+3PbO2(s)+6H2O(l)→2CrO42-(aq)+3Pb2+(aq)+4H3O+ (aq) a.Which…

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

Q: 1. Which of the following cannot act as a reducing agent because it has the highest oxidation number…

A: As per our guide lines we are supposed to answer only one question .kindly repost other questions as…

Q: When a solution of hydrochloric acid is added to silver nitrate dissolved in water, a white…

A: In this question, we will see the best representation for the reaction between HCl and AgNO3

Q: What is the oxidation number (ON) of Cl in the following compound? Cl2O5 What is the oxidation…

A: Given :-  Chemical formula of compounds :  Cl2O5  N2O7  To find :- oxidation no. of Cl in Cl2O5…

Q: Balance the reactions below using the change in oxidation number method.  KBr + KClO2 + H2SO4 → Br2…

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

Q: Choose the correct oxidation number for the elements shown in red in the following compounds KMN04…

A: Let x is the oxidation number of Mn .  O has -2 charge.  K has +1 charge .

Q: II. Balance the ff. by change in oxidation state method. A. Zn + HNO3 > Zn(NO3)2 N20 + H20 > FezSO4…

A: Two reaction is a following . A -  Zn + HNO3 →Zn(NO3)2 + N2O + H2o B -  Fe + kmno4 + H2So4 →Fe2So4 +…

Q: 4.70 Assign oxidation numbers to each element in the following compounds: (a) NO2 (b) SO3 (c) COCI2…

A: 4.70 The oxidation number of atom denotes the number of electrons that atom loses or gain in a…

Q: Assign Oxidation Numbers to each compound: 1. Cr2O72- 2. H2CO2 3. KMnO4 4. H3O+

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

Q: Balance using oxidation number method, KCl and CrCl3 are aqueous   K₂Cr₂O₇  + HCl   ---> KCl  +…

A: We have to balance given redox reaction using oxidation number method

Q: State the oxidation number of each element in the following compounds (please note some are…

A: We need to write oxidation number of elements in 1. AO-  2. CCl5  3. Na2 D2 O7  4. Na2 D O4  5. H2…

Q: What is the oxidation state of copper in CuSO3 is

A: Oxidation state also known to be the oxidation number is the charge attained by an atom either by…

Q: Calculate the increase or decrease in the oxidation state for each element listed as it changes from…

A: In a chemical reaction, the reactants of an appropriate mass are converted into the product. The…

Q: Balance the reactions below using the change in oxidation number method. KBr + KClO2+ H2SO4 → Br2 +…

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

Q: Determine the oxidation state for each of the elements below. nitric acid The oxidation state of…

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Q: what is the oxidation state K in KHSO3

A: The oxidation state describes the combining capacity or the number of electrons lost or gained (for…

Q: ndium can be two oxidation states when in compounds, +1 and +3. What molecules c ndium form with а.…

A: The question is based on the periodic properties of elements. we have to talk of Oxidation state of…

Q: 1. Balance the following equations using the change in oxidation state method. a. NaNO3 + FESO4 +…

A: Given equations are :  Balance these equations by change in oxidation state method = ?