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Calculate Oxidation Number Solutions Library

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235 solutions

Calculate Oxidation Number

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

Calculate Oxidation Number

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

Calculate Oxidation Number

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

Calculate Oxidation Number

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

Calculate Oxidation Number

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

Calculate Oxidation Number

Q. In which of the following sets do all species have the same number of electrons? a. Br-, Kr, Sr2+ b. C, N3-, O2-c. Mg2+, Sr2+, Ba2+ Extra Credit: W...

Solved • Apr 30, 2020

Calculate Oxidation Number

Q. Metals and nonmetals can react with each other to form ions. Complete these statements.A potassium atom gain or loses(electrons/protons/neutrons)an...

Solved • Apr 30, 2020

Calculate Oxidation Number

Q. solveCl2(g) + 2LiBr(aq) → 2LiCl(aq) + Br2(l)a) Cl (in Cl2) is oxidized; Cl2 is the reducing agent. Br− (in LiBr) is reduced; LiBr is the oxidizing ...

Solved • Apr 29, 2020

Calculate Oxidation Number

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

Calculate Oxidation Number

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

Calculate Oxidation Number

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

Calculate Oxidation Number

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

Calculate Oxidation Number

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

Calculate Oxidation Number

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

Calculate Oxidation Number

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 Number

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

Calculate Oxidation Number

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

Calculate Oxidation Number

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

Calculate Oxidation Number

Q. Determine the overall charge on each complex.1) hexacyanoferrate(III)2) pentaaquachlorochromium(III)3)  diaquadichloroethylenediaminecobalt(III)

Solved • Mar 13, 2020

Calculate Oxidation Number

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

Calculate Oxidation Number

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

Solved • Oct 25, 2019

Calculate Oxidation Number

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

Solved • Oct 3, 2019

Calculate Oxidation Number

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

Calculate Oxidation Number

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

Solved • Oct 1, 2019

Calculate Oxidation Number

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

Solved • Aug 31, 2019

Calculate Oxidation Number

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

Solved • Aug 21, 2019

Calculate Oxidation Number

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

Solved • Aug 21, 2019

Calculate Oxidation Number

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

Solved • Aug 7, 2019

Calculate Oxidation Number

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

Solved • Aug 7, 2019

Calculate Oxidation Number

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

Solved • Aug 7, 2019

Calculate Oxidation Number

Q. What is the oxidation number of SO 3?

Solved • Aug 7, 2019

Calculate Oxidation Number

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

Solved • Aug 7, 2019

Calculate Oxidation Number

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

Solved • Aug 7, 2019

Calculate Oxidation Number

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

Solved • Aug 7, 2019

Calculate Oxidation Number

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

Solved • Aug 7, 2019

Calculate Oxidation Number

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

Solved • Aug 5, 2019

Calculate Oxidation Number

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

Calculate Oxidation Number

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

Solved • Aug 2, 2019

Calculate Oxidation Number

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

Calculate Oxidation Number

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 Number

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 Number

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

Calculate Oxidation Number

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

Calculate Oxidation Number

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

Calculate Oxidation Number

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

Calculate Oxidation Number

Q. Elements in group 7A in the periodic table are the halogens; elements in group 6A are called the chalcogens.What is the most common oxidation state...

Solved • Nov 12, 2018

Calculate Oxidation Number

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

Solved • Oct 31, 2018

Calculate Oxidation Number

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

Solved • Oct 31, 2018

Calculate Oxidation Number

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

Calculate Oxidation Number

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

Calculate Oxidation Number

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

Solved • Oct 31, 2018

Calculate Oxidation Number

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

Solved • Oct 31, 2018

Calculate Oxidation Number

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

Solved • Oct 31, 2018

Calculate Oxidation Number

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

Solved • Oct 31, 2018

Calculate Oxidation Number

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

Solved • Oct 31, 2018

Calculate Oxidation Number

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

Solved • Oct 31, 2018

Calculate Oxidation Number

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

Solved • Oct 31, 2018

Calculate Oxidation Number

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

Solved • Oct 31, 2018

Calculate Oxidation Number

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

Solved • Oct 31, 2018

Calculate Oxidation Number

Q. You may want to reference (Pages 137 - 144)Section 4.4 while completing this problem.Which of the following statements is true about the reaction b...

Solved • Oct 31, 2018

Calculate Oxidation Number

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

Calculate Oxidation Number

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

Solved • Oct 31, 2018

Calculate Oxidation Number

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

Solved • Oct 31, 2018

Calculate Oxidation Number

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

Solved • Oct 31, 2018

Calculate Oxidation Number

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

Solved • Oct 31, 2018

Calculate Oxidation Number

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

Calculate Oxidation Number

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

Solved • Oct 31, 2018

Calculate Oxidation Number

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

Solved • Oct 31, 2018

Calculate Oxidation Number

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

Solved • Oct 31, 2018

Calculate Oxidation Number

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

Calculate Oxidation Number

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

Calculate Oxidation Number

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

Calculate Oxidation Number

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

Calculate Oxidation Number

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

Calculate Oxidation Number

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

Solved • Oct 31, 2018

Calculate Oxidation Number

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

Solved • Oct 31, 2018

Calculate Oxidation Number

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

Solved • Oct 31, 2018

Calculate Oxidation Number

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

Solved • Oct 31, 2018

Calculate Oxidation Number

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

Solved • Oct 31, 2018

Calculate Oxidation Number

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

Solved • Oct 31, 2018

Calculate Oxidation Number

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

Solved • Oct 31, 2018

Calculate Oxidation Number

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

Solved • Oct 31, 2018

Calculate Oxidation Number

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

Solved • Oct 31, 2018

Calculate Oxidation Number

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

Solved • Oct 31, 2018

Calculate Oxidation Number

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

Solved • Oct 31, 2018

Calculate Oxidation Number

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

Solved • Oct 31, 2018

Calculate Oxidation Number

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

Solved • Oct 31, 2018

Calculate Oxidation Number

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

Solved • Oct 31, 2018

Calculate Oxidation Number

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

Solved • Oct 31, 2018

Calculate Oxidation Number

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

Solved • Oct 31, 2018

Calculate Oxidation Number

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

Solved • Oct 31, 2018

Calculate Oxidation Number

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

Solved • Oct 31, 2018

Calculate Oxidation Number

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

Solved • Oct 31, 2018

Calculate Oxidation Number

Q. What are oxidation states?

Solved • Oct 31, 2018

Calculate Oxidation Number

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 Number

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

Solved • Oct 17, 2018

Calculate Oxidation Number

Q. Assign oxidation states for all atoms in HAsO2.

Solved • Oct 17, 2018

Calculate Oxidation Number

Q. Assign oxidation states for all atoms in SF4.

Solved • Oct 17, 2018

Calculate Oxidation Number

Q. Assign oxidation states for all atoms in P4O6.

Solved • Oct 17, 2018

Calculate Oxidation Number

Q. Assign oxidation states for all atoms in Na4Fe(OH)6.

Solved • Oct 17, 2018