Calculate Oxidation Numbers Video & Text Solutions For College Students

Calculate Oxidation Numbers

Q. Assign the correct oxidation number to each species in the redox reaction below:2 MnO2(s) + 8 H+(aq) + 4 OH-(aq) ⇌ 2 Mn2+(aq) + 6 H2O(l) + O2(g)

Solved • Oct 23, 2020

Calculate Oxidation Numbers

Q. Give the oxidation state for the metal ion in each of the following compounds, respectively: K2O, CaO, TiO2 , V2O5 Enter the oxidation states of th...

Solved • Jul 2, 2020

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Q. What is the oxidation state of each individual carbon atom in C2O42−?Oxidation states are important for keeping track of electrons in oxidation-red...

Solved • Jul 2, 2020

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Q. What is the oxidation state of an individual phosphorus atom in PO33 − ?Oxidation states are important for keeping track of electrons in oxidation-...

Solved • Jul 2, 2020

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Q. What is the oxidation state of an individual nitrogen atom in NH2OH?Oxidation states are important for keeping track of electrons in oxidation-redu...

Solved • Jul 2, 2020

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Q. What is the oxidation state of an individual sulfur atom in MgSO4?Oxidation states are important for keeping track of electrons in oxidation-reduct...

Solved • Jul 2, 2020

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Q. Indicate the oxidation number of oxygen for each compound in the following reaction:2 H2O2(aq) → 2 H2O(l) + O2(g)Select the choice that gives the o...

Solved • Jul 1, 2020

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Q. Classify each of the following binary compounds by the oxidation number of oxygen.Drag each item to the appropriate bin.Hydrogen has three possible...

Solved • Jul 1, 2020

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Q. Classify each of the following substances by the oxidation number of hydrogen. Drag each item to the appropriate bin.Hydrogen has three possible ox...

Solved • Jul 1, 2020

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Q. Which atom has a change in oxidation number of +4 in the following redox reaction?K2Cr2O7 + H2O + S → KOH + Cr2O3 + SO2A) KB) CrC) OD) S

Solved • Jun 16, 2020

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Q. What is the oxidation number for each atom in NH4F?A) N=+3, H=-4, F=+1B) N=-3, H=+1, F=-1C) N=+3, H+1, F=-1D) N=-3, H=-1, F=+1

Solved • Jun 16, 2020

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Q. The oxidation number of oxygen when it is in a compound other than a peroxide is ____.A) -2B) -1C) 0D) +2

Solved • Jun 16, 2020

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Q. What is the oxidation number of the monoatomic ions of the following elements? Sr, Rb, Na, Al,O,Se, Ba,I, Fr, Cl, N

Solved • May 1, 2020

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Q. Label each element in the chemical reaction below with the correct oxidation state.-5 -4 -3 -2 -1 0 +1 +2 +3 +4...

Solved • May 1, 2020

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Q. Rank the following nitrogen compounds in order of decreasing oxidation number for nitrogen.Rank from highest to lowest oxidation state.NO3-NH3NONO2...

Solved • Apr 29, 2020

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Q. Determine the oxidation state for each of the following.1) N22) Pb2+3) C in CH44) Fe in Fe2O35) Ag in Ag2O

Solved • Apr 29, 2020

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Q. What is the oxidation state of each individual carbon atom in C2O42-?Express the oxidation state numerically (e.g., +1)

Solved • Apr 29, 2020

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Q. What is the oxidation state of an individual phosphorus atom in PO43-?Express the oxidation state numerically (e.g., +1).

Solved • Apr 29, 2020

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Q. What is the oxidation state of an individual nitrogen atom in NH2OH? Express the oxidation state numerically (e.g., +1).

Solved • Apr 29, 2020

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Q. What is the oxidation state of an individual sulfur atom in BaSO4?Express the oxidation state numerically (e.g., +1).

Solved • Apr 29, 2020

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Q. Determine the oxidation state of the metal atom in each of the following complex ions. ion oxidation state of metal atom [VCl6]4- ...

Solved • Apr 21, 2020

Calculate Oxidation Numbers

Q. Assign the correct oxidation number to each species in the redox reaction below.-6 -5 -4 -3 -2 -1 0 +1 +2 +3 +4 +5 +62PbO2(s) + 2H+(aq) + 2HSO4-(aq...

Solved • Mar 23, 2020

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Q. Using Lewis formulas, assign oxidation states to the atoms ina) H2CO (g)H =C =O =b) CH3OH (l)C =H =O =H = (last H)

Solved • Mar 20, 2020

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Q. Determine the oxidation number (oxidation state) of each element in the following six compounds.(a) CuCO3 (b) CH4(c) IF(d) CH2Cl2(e) SO2(f) (NH4)2CrO4

Solved • Mar 20, 2020

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Q. Place the following compounds in order of increasing oxidation state of nitrogen:NH2OH N2H4 HNO2 NH+4 HNO3(A) HNO2 < NH2OH &l...

Solved • Nov 28, 2019

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Q. What is the oxidation number of the chromium atom in Na2CrO4 ?A) +7 B) +6 C) -2 D) +2

Solved • Oct 25, 2019

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Q. What is the oxidation number of Cl in perchloric acida. +7b. +5c. +1d. -1e. -5

Solved • Oct 3, 2019

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Q. In the following reaction, the oxidation state (number) of chlorine changes from:2 Cr(OH)4-(aq) + ClO-(aq) + 2 OH-(aq) → 2 CrO42-(aq) + 3 Cl-(aq) +...

Solved • Oct 2, 2019

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Q. Determine the oxidation state (number) of bromine in BrO2- :A. -1B. 0C. +3D. +5E. +7

Solved • Oct 1, 2019

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Q. Which compound has the atom with the highest oxidation number?a. casb.na3nc. mgso3d. al(no2)3

Solved • Aug 31, 2019

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Q. What is the oxidation number of manganese in MnO2?

Solved • Aug 21, 2019

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Q. What is the oxidation number of manganese in Mn2O3?

Solved • Aug 21, 2019

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Q. What is the oxidation number of carbon in CO 2?

Solved • Aug 7, 2019

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Q. What are the oxidation numbers of 2Cl - and Cl2?

Solved • Aug 7, 2019

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Q. What is the oxidation number of phosphorus in PO43−?

Solved • Aug 7, 2019

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Q. What is the oxidation number of SO 3?

Solved • Aug 7, 2019

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Q. What is the oxidation number of Cl in Ba(ClO 2)2?

Solved • Aug 7, 2019

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Q. What is the oxidation number of carbon in the ion CO32-?

Solved • Aug 7, 2019

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Q. How do you determine the oxidation number of nitrogen in the nitrate ion?

Solved • Aug 7, 2019

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Q. What is the oxidation number of manganese in MnO 4-?

Solved • Aug 7, 2019

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Q. What is the oxidation number of N in N 2H4?

Solved • Aug 5, 2019

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Q. In which reaction does the oxidation number of hydrogen change?1) CaO(s) + H2O(l) → Ca(OH)2(s)2) 2Na(s) + 2H2O(l) → 2NaOh(aq) + H2(g)3) SO2(g) + H2...

Solved • Aug 2, 2019

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Q. In which reaction does the oxidation number of oxygen increase?a. Ba(NO3)2(aq) + K2SO4(aq) → BaSO4(s) + 2KNO3(aq)b. HCl(aq) + NaOH(aq) → NaCl(aq) +...

Solved • Aug 2, 2019

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Q. Determine the oxidation number of the highlighted atom in the following structure:

Solved • Aug 2, 2019

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Q. Using Lewis formulas, assign oxidation states to the atoms ina) H2CO (g)H =C =O =b) CH3OH (l)C =H =O =H = (last H)

Solved • Jul 9, 2019

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Q. Replacement of aluminum ions in kaolinite with magnesium ions yields a compound with the formula Mg3Si2O5(OH)4. Assign an oxidation state to each e...

Solved • Nov 27, 2018

Calculate Oxidation Numbers

Q. Replacement of aluminum ions in kaolinite with magnesium ions yields a compound with the formula Mg3Si2O5(OH)4. Assign an oxidation state to each e...

Solved • Nov 27, 2018

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Q. One of the key components in the manufacture of Portland cement is, Ca3SiO5, a compound that is obtained by firing the reactants in a kiln at 1400 ...

Solved • Nov 27, 2018

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Q. The substances NaF and CaO are isoelectronic (have the same number of valence electrons).What are the charges on each of the cations in each compound?

Solved • Nov 12, 2018

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Q. Chlorine reacts with oxygen to form Cl2O7 (l).PrefixMeaningMono-1Di-2Tri-3Tetra-4Penta-5Hexa-6Hepta-7Octa-8Nona-9Deca-10If the oxygen in Cl2O7 (l) ...

Solved • Nov 12, 2018

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Q. Arsenic forms binary compounds with Cl and with Mg.Will it be in the same oxidation state in these two compounds?

Solved • Nov 12, 2018

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Q. Determine the oxidation number of sulfur in each of the following substances:strontium sulfide, SrS

Solved • Oct 31, 2018

Calculate Oxidation Numbers

Q. Determine the oxidation number of sulfur in each of the following substances:hydrogen sulfide, H2S

Solved • Oct 31, 2018

Calculate Oxidation Numbers

Q. You may want to reference (Pages 138 - 144) Section 4.4 while completing this problem.Determine the oxidation number of sulfur in each of the follo...

Solved • Oct 31, 2018

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Q. Determine the oxidation number for the indicated element in each of the following substances.S in SO2

Solved • Oct 31, 2018

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Q. Determine the oxidation number for the indicated element in each of the following substances.C in COCl2

Solved • Oct 31, 2018

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Q. Determine the oxidation number for the indicated element in each of the following substances.Mn in KMnO4

Solved • Oct 31, 2018

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Q. Determine the oxidation number for the indicated element in each of the following substances.Br in HBrO

Solved • Oct 31, 2018

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Q. Determine the oxidation number for the indicated element in each of the following substances.P in PF3

Solved • Oct 31, 2018

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Q. Determine the oxidation number for the indicated element in each of the following substances.O in K2O2

Solved • Oct 31, 2018

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Q. Determine the oxidation number of sulfur in each of the following substances:barium sulfate, BaSO4

Solved • Oct 31, 2018

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Q. Determine the oxidation number of sulfur in each of the following substances:sulfurous acid, H2SO3

Solved • Oct 31, 2018

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Q. In what compounds is the oxidation state of oxygen -1?

Solved • Oct 31, 2018

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Q. The arsenic in a 1.26 g sample of a pesticide was converted to AsO43- by suitable chemical treatment. It was then titrated using Ag+ to form Ag3AsO...

Solved • Oct 31, 2018

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Q. What is the oxidation number of nitrogen in aluminum nitride, AlN?

Solved • Oct 31, 2018

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Q. What is the oxidation number of nitrogen in nitric acid, HNO3?

Solved • Oct 31, 2018

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Q. Determine the oxidation number (oxidation state) for the indicated element in each of the following compounds.Co in LiCoO2

Solved • Oct 31, 2018

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Q. Determine the oxidation number (oxidation state) for the indicated element in each of the following compounds.Al in NaAlH4

Solved • Oct 31, 2018

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Q. Determine the oxidation number (oxidation state) for the indicated element in each of the following compounds.C in CH3OH (methanol)

Solved • Oct 31, 2018

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Q. Determine the oxidation number (oxidation state) for the indicated element in each of the following compounds.N in GaN

Solved • Oct 31, 2018

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Q. Determine the oxidation number (oxidation state) for the indicated element in each of the following compounds.Cl in HClO2

Solved • Oct 31, 2018

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Q. Determine the oxidation number (oxidation state) for the indicated element in each of the following compounds.Cr in Cr2O72-

Solved • Oct 31, 2018

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Q. You may want to reference (Pages 175 - 182) Section 4.9 while completing this problem. Assign an oxidation state to each atom in each species.Cr3+

Solved • Oct 31, 2018

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Q. You may want to reference (Pages 175 - 182) Section 4.9 while completing this problem. Assign an oxidation state to each atom in each species.CCl4

Solved • Oct 31, 2018

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Q. You may want to reference (Pages 175 - 182) Section 4.9 while completing this problem. Assign an oxidation state to each atom in each species.SrBr2

Solved • Oct 31, 2018

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Q. You may want to reference (Pages 175 - 182) Section 4.9 while completing this problem. Assign an oxidation state to each atom in each species.NO3-

Solved • Oct 31, 2018

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Q. Assign an oxidation state to each atom in each species.(a) Cr(b) Cr3+(c) CCl4(d) SrBr2(e) SO3(f) NO3–

Solved • Oct 31, 2018

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Q. Assign oxidation states to each atom in each of the following species.Cl2

Solved • Oct 31, 2018

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Q. Assign oxidation states to each atom in each of the following species.Fe3 +

Solved • Oct 31, 2018

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Q. Assign oxidation states to each atom in each of the following species.CuCl2

Solved • Oct 31, 2018

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Q. Assign oxidation states to each atom in each of the following species.CH4

Solved • Oct 31, 2018

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Q. Assign oxidation states to each atom in each of the following species.Cr2O72 -

Solved • Oct 31, 2018

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Q. Assign oxidation states to each atom in each of the following species.HSO4–

Solved • Oct 31, 2018

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Q. What is the oxidation state of carbon in CO32-?

Solved • Oct 31, 2018

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Q. What is the oxidation state of Cl in each of the following ions?ClO4–

Solved • Oct 31, 2018

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Q. Assign oxidation states to each atom in each of the following species.Ag

Solved • Oct 31, 2018

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Q. Assign oxidation states to each atom in each of the following species.Ag+

Solved • Oct 31, 2018

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Q. Assign oxidation states to each atom in each of the following species.CaF2

Solved • Oct 31, 2018

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Q. Assign oxidation states to each atom in each of the following species.H2S

Solved • Oct 31, 2018

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Q. Assign oxidation states to each atom in each of the following species.CO3 2 -

Solved • Oct 31, 2018

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Q. Assign oxidation states to each atom in each of the following species.CrO4 2 -

Solved • Oct 31, 2018

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Q. What is the oxidation state of Cr in each of the following compounds?CrO

Solved • Oct 31, 2018

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Q. What is the oxidation state of Cr in each of the following compounds?CrO3

Solved • Oct 31, 2018

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Q. What is the oxidation state of Cl in each of the following ions?ClO–

Solved • Oct 31, 2018

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Q. What is the oxidation state of Cl in each of the following ions?ClO2–

Solved • Oct 31, 2018

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Q. What is the oxidation state of Cl in each of the following ions?ClO3–

Solved • Oct 31, 2018

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Q. What are oxidation states?

Solved • Oct 31, 2018

Calculate Oxidation Numbers

Q. Which statement best describes the difference between the charge of a polyatomic ion and the oxidation states of its constituent atoms? (For exampl...

Solved • Oct 31, 2018

Calculate Oxidation Numbers

Q. Assign oxidation states for all atoms in (NH 4)2Ce(SO4)3.

Solved • Oct 17, 2018

Calculate Oxidation Numbers

Q. Assign oxidation states for all atoms in HAsO2.

Solved • Oct 17, 2018

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