1. Balance the following equations using the change in oxidation state method. a. NaNO3 + FESO4 + H2SO4 Fe(SO4)3 + NO + NA2SO4 + H20 b. KMNO4 + NazC204 + H2SO4. MASO4 + CO2 + NazSO4 + K2SO4 + H2O

Q: Balance this redox reaction using change in oxidation number. H3PO2 + Cr2O7^2- + H+ —> H3PO4 + Cr3+…

A: …

Q: Arrange the following ions in terms of increasing strength as an oxidizing agent. Arrange the three…

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Q: 8.25 g of a samplo of iron ora (iron (m) oxido, Fo-O:] wore dissolved in concentratad hydrochloric…

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

A: The  balancing of a reaction by using oxidation number method includes various steps. The first…

Q: Assign an oxidation state to each atom in each compound. a) CH4 b) CH2CI2 c) CuCI2 d) HI

A: a) Since C is more electronegative than H  Hence the electron of each H will be near C Hence C will…

Q: When the following half reaction is balanced under basic conditions, what are the coefficients of…

A: P +  H2O   --->   PH3 + OH-

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

A: 4KBr + KClO2 + 2H2SO4 → 2Br2 + KCl + 2K2SO4 + 2H2O

Q: Calculate the oxidation number of: a. Fe in Fe2O3 b. Cr in CrO4^2- c. Cr in Cr2O7^2-

A: (a) Fe2O3        Oxidation state of oxygen = -2. Three oxygen atoms are there, so = 3 × (-2) = -6…

Q: Assign an oxidation state to each element in each compound: (a) Cu(NO3)2 (b) Sr(ОH)2 (c) K2CrO7

A: Since we only answer up to the first three subparts, we will answer the first three sub-parts only.…

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

A:

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

A: The oxidation state of zinc in zinc hydroxide is

Q: 93 Chemistry I Laboratory Manual, 2019 Revision Questions: gy muibor alo vialom od W (E 1) Samples…

A: a. The species that is oxidised is Fe2+ b. The species that is reduced is Cr2O7^2-

Q: In compounds, the metals of groups 1 have oxidation numbers of +1. Select one: O True O False

A: Group 1 metals also known as alkali metals  have the general electronic configuration 1s1.

Q: 3. Assign oxidation states for all atoms in each of the following compounds a. H3ASO3 b. SbF6 c.…

A: Oxidation state or oxidation number is the degree of oxidation (or loss of electron) of an atom in a…

Q: 4. Determine the oxidation state for all atoms in each of the following compounds a. KMNO4 b. NiO2…

A: Oxidation state is the hypothetical charge an atom would have if all bonds to atoms of different…

Q: Determine the oxidation number of SS in H2SO3H2SO3 A. +4 B. +7 C. +3 D. +5 E. +6

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Q: Assign an oxidation state to each atom in each compound. (a) NaCl (b) СaF> (c) SO2 (d) H2S

A: a). NaCloxidation state of Na = +1oxidation state of Cl = -1b). CaF2oxidation state of Ca =…

Q: The oxidation of 25 mL of a solution containing Fe²+ requires 3.0 × 10¹ mL of 0.0315 M K₂Cr₂O7 in…

A: For balancing the reaction, look at the reaction closely, there are 2 Cr atom is present at the left…

Q: sample of steel weighing 0.1708 g was dissolved and the manganese present was converted to MnO4–…

A: Mass of steel sample = 0.1708 g  Mn .....> MnO4- (Converted from steel)  Total volume of MnO4-…

Q: was dissolved and the manganese present was converted to MnO4– (aq). Water was then added to give a…

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Q: Determine the oxidation number of the transition element in the following: (a) MnO2 2+ (b) Mn² (c)…

A: Oxidation Number: oxidation number, also called oxidation state, the total number of electrons that…

Q: Assign oxidation state to the underlined element. Write your answer on the space provided before…

A: The sum of oxidation states of all the atoms present in a molecule is equal to the charge on the…

Q: 22. Use the oxidation states method to balance the reaction: _ So,2- (aq) + Fe2+ (aq) + _H* (aq) _…

A: We have to balance the given equation

Q: Balance the ff. by change in oxidation state method. B. Fe + KMNO4 H2SO, > Fe2SO4 MNSO4 + K2SO4 +H2O…

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Q: Assign oxidation state to the underlined element. 1. Na2S2O3 2. NaN3 3. CH4 4. Fe2O3 5. MnO2

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Q: The nonmetal with the highest priority in assigning oxidation states is ____.a. Clb. Nc. Od. F

A: The electronic configuration of Cl is 2,8,7 The electronic configuration of N is 2,5 The electronic…

Q: A 0.8040 g sample of an iron ore is dissolved in acid. The iron is then reduced to Fe²+ and titrated…

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Q: Which element is oxidized in the reaction below?                 Fe2+ + CrO42- + H2O→ Fe3+ + Cr3+…

A: If oxidation number increases, then element is oxidized. If oxidation number decreases, then element…

Q: What is the oxidation state of Cl in each ion? (a) ClO- (b) CIO2- (c) CIO3- (d) CIO4-

A: Question 1 a) ClO- = The oxidation number of oxygen is -2. The oxidation state of Cl in this given…

Q: a)Which metal will react spontaneously with a Cr3+ ion but not with a Ca2+ ion? * a Co b Li c Pb…

A: According to Q&A guidelines of Bartleby, we are supposed to answer only the first question out…

Q: Assign an oxidation state to each atom in each poly- atomic ion. (a) CO,²- (b) OH¯ c) NO3 (d) NO2-

A: Since you have posted questions with multiple subparts, we will solve the first three sub parts for…

Q: I. Balance the following equations using the change in oxidation state method. a. NaNO3 + FeSO4 +…

A: a) NaNO3 + FeSO4 + H2SO4 ---> Fe2(SO4)3 + NO + Na2SO4 + H2O The balanced equation for the given…

Q: 4. Oxidation state of Mn in MnO2 is a) +2 b) - 2 c) +4 d) - 4

A:

Q: oxidation state of Mn and dn configuration in [Mn(acac)3]

A: Given,  [Mn(acac)3]

Q: 4. When oxidizing Mn2+ to MnO4-, 0.05 g KIO4 is added in 1ml sample plus Sml DI water, then, the…

A: Number of Mole-ratio of given mass of substance to the molar mass of substance is called number of…

Q: A.  Find the oxidation states of the following: Mn in Na2MnO4 K in KHSO3 O in Al (OH)4¯ C in C2H6 P…

A: The Oxidation state is the number of charge present on particular atom in a Molecule. It can be…

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: A solution of iron(II) sulfate was prepared by dissolving 10.00 g of FeSO4•7H2O (FW = 277.9) in…

A: Given data: Mass of  FeSO4•7H2O dissolved in water = 10.00 g, Volume of iron(II) sulfate solution =…

Q: A sample of iron ore weighing 0.2792 g was dissolved in dilute acid solution, and all the Fe(II) was…

A: The balanced chemical equation is- 5 Fe2+ + MnO4- + 8 H+    →     5 Fe3+ + Mn2+ + 4 H2O

Q: iii). The reducing agent for the forward reaction in: Mn²+ + Bi03 → MnO4 + Bi3+ is,

A: Given :-  Mn2+  +  BiO3- → MnO4-  +  Bi3+  To identify :-  Reducing agent in forward reaction

Q: iron content of iron ore can be determined by titration with KMnO₄ according to the equation…

A:

Q: Support it with the correct solution 1. What mass of aluminum oxide must be electrolyzed with…

A: In Hall's process for the industrial production of Al(s), the below half-reactions takes place in…

Q: I. Balance the ff. by change in oxidation state method. A. Zn + HNO3 → Zn(NO3)2 N20 + H2O B. Fe +…

A: The reaction in which transfer of electrons occurs between two species is known as redox reaction.

Q: Determine the oxidation numbers given for the following compounds Co (NO2)3 N=?            Pb…

A: Oxidation number: Oxidation number is the total number of electrons that an atom either gains or…

Q: 7. MnO4 C204 -2 + + H+→ Mn++ + CO2 + H20

A:

Q: A sample of unknown iron ore weighs 0.35 g. It is digested using dilute HCl. An SnCl2 solution is…

A: Given that,  Weight of iron ore = 0.35 g The neutralisation reaction take place between Fe2+ and…

Q: 4. Oxalic acid (H2C:O4) is present in many plants and vegetables. a) Balance the following equation…

A: The dissolution of a specific mass of a solute to the defined volume of the solvent yields a…