Ch.4 - Chemical Quantities & Aqueous ReactionsWorksheetSee all chapters
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Ch.1 - Intro to General Chemistry
Ch.2 - Atoms & Elements
Ch.3 - Chemical Reactions
BONUS: Lab Techniques and Procedures
BONUS: Mathematical Operations and Functions
Ch.4 - Chemical Quantities & Aqueous Reactions
Ch.5 - Gases
Ch.6 - Thermochemistry
Ch.7 - Quantum Mechanics
Ch.8 - Periodic Properties of the Elements
Ch.9 - Bonding & Molecular Structure
Ch.10 - Molecular Shapes & Valence Bond Theory
Ch.11 - Liquids, Solids & Intermolecular Forces
Ch.12 - Solutions
Ch.13 - Chemical Kinetics
Ch.14 - Chemical Equilibrium
Ch.15 - Acid and Base Equilibrium
Ch.16 - Aqueous Equilibrium
Ch. 17 - Chemical Thermodynamics
Ch.18 - Electrochemistry
Ch.19 - Nuclear Chemistry
Ch.20 - Organic Chemistry
Ch.22 - Chemistry of the Nonmetals
Ch.23 - Transition Metals and Coordination Compounds

Calculate Oxidation Number

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Sections
Molarity
Normality & Equivalent Weight
Solution Stoichiometry
Solubility Rules
Net Ionic Equations
Electrolytes
Redox Reaction
Balancing Redox Reactions
Activity Series
End of Chapter 4 Problems
Additional Practice
Dilution
Redox Reactions
Calculate Oxidation Number
Types of Chemical Reactions
Additional Guides
Net Ionic Equation
Oxidation Reduction (Redox) Reactions
Oxidation Number
Additional PracticeSummary

Solution: Classify each of the following binary compounds by the oxidation number of oxygen.CaOK2OK2O2KO2O2CO2CaO2O3

Problem

Classify each of the following binary compounds by the oxidation number of oxygen.

CaO

K2O

K2O2

KO2

O2

CO2

CaO2

O3

Next
Practice Problems
What are the oxidation numbers of chlorine on the ...
In which molecule below is the oxidation number of...
What is the oxidation number of each atom in ammon...
What is the oxidation number of carbon in HCO 3-? ...
What is the oxidation number for C in the chemical...
What is the oxidation number of sulfur in H2S2O7? ...
What is the oxidation number of sulfur in SO  42−?...
What is the oxidation number of chlorine in HClO 3...
Assign the oxidation numbers to the following for ...
Fluorine reacts with cold sodium hydroxide solutio...
Determine the oxidation state of P in PO33-. A) +...
What is the oxidation number of sulfur in SO42-?
In which pair does the named element have the same...
In which compound does vanadium have the lowest ox...
What is the oxidation number of chromium in Na 2Cr...
What is the oxidation number in H 2C2O4? a) +3 b...
In which compound does vanadium have the LOWEST ox...
The oxidation number of sulfur in the compound (NH...
If the following compound were formed from an iron...
Some of the known Phosphorous oxoacids are the fol...
In which compound is the oxidation state of oxygen...
In which of the following is the correct oxidation...
Consider the chemical reaction: 2 SO 2 (g) → SO(g)...
What is the oxidation number for chromium in the f...
In which compound does bromine have the HIGHEST ox...
What is the oxidation number of phosphorus in H 3P...
Give the oxidation number of the underlined atom i...
If the following compound where formed from an iro...
Give the oxidation numbers of the underlined atoms...
Consider the complex ion [Fe(CN) 6] 4– . What is ...
Give the oxidation number of the underlined atom i...
What are the oxidation numbers of carbon in CO 2, ...
One of the key components in the manufacture of Po...
Replacement of aluminum ions in kaolinite with mag...
Iron corrodes to produce rust, Fe2O3, but other co...
In April 2010, a research team reported that it ha...
Iron corrodes to produce rust, Fe2O3, but other co...
Iron corrodes to produce rust, Fe2O3, but other co...
The arsenic in a 1.26 g sample of a pesticide was...
Determine the oxidation number for the indicated e...
Magnesium, the element, is produced commercially b...
Assign oxidation states to each atom in each of th...
Assign oxidation states to each atom in each of th...
Arsenic forms binary compounds with Cl and with Mg...
Potassium superoxide, KO2, is often used in oxyg...
Potassium superoxide, KO2, is often used in oxyg...
What are oxidation states?
Figure: Representative oxidation sta...
What are the oxidation numbers of the elements in ...
Assign oxidation states to each atom in each of th...
Assign oxidation states to each atom in each of th...
What is the oxidation state of Cr in each of the f...
What is the oxidation state of Cr in each of the f...
Elements in group 7A in the periodic table are the...
One of the key components in the manufacture of Po...
One of the key components in the manufacture of Po...
Replacement of aluminum ions in kaolinite with mag...
Replacement of aluminum ions in kaolinite with mag...
Replacement of aluminum ions in kaolinite with mag...
Disulfides are compounds that have S-S bonds, like...
Disulfides are compounds that have S-S bonds, like...
Aqueous solutions of ammonia (NH3) and bleach (act...
Aqueous solutions of ammonia (NH3) and bleach (act...
Aqueous solutions of ammonia (NH3) and bleach (act...
What is the oxidation number of nitrogen in nitric...
Determine the oxidation number for the indicated e...
Determine the oxidation number for the indicated e...
Determine the oxidation number for the indicated e...
Determine the oxidation number for the indicated e...
Determine the oxidation number for the indicated e...
Chlorine reacts with oxygen to form Cl2O7 (l). ...
You may want to reference (Pages 320 - 322) Sectio...
You may want to reference (Pages 320 - 322) Sectio...
You may want to reference (Pages 320 - 322) Sectio...
Assign oxidation states to each atom in each of th...
You may want to reference (Pages 320 - 322) Sectio...
Assign oxidation states to each atom in each of th...
Determine the oxidation number for the indicated e...
Determine the oxidation number for the indicated e...
Determine the oxidation number for the indicated e...
Determine the oxidation number for the indicated e...
Determine the oxidation number for the indicated e...
The oxidation number of nitrogen given for the fol...
Assign oxidation states for all atoms in each of t...
Assign oxidation states for all atoms in each of t...
Assign oxidation states for all atoms in each of t...
Assign oxidation states for all atoms in each of t...
Assign oxidation states for all atoms in each of t...
What is the oxidation state of an individual carbo...
Assign oxidation states for all atoms in each of t...
Assign oxidation states for all atoms in each of t...
What is the oxidation state of each element in Mn(...
Assign oxidation states for all atoms in each of t...
Order the following molecules from lowest to highe...
Assign oxidation states for all atoms in each of t...
Assign the oxidation state for nitrogen in each of...
Assign the oxidation state for nitrogen in each of...
Assign the oxidation state for nitrogen in each of...
Assign the oxidation state for nitrogen in each of...
Assign the oxidation state for nitrogen in each of...
In which species does sulfur have the lowest oxida...
Assign the oxidation state for nitrogen in each of...
Assign the oxidation state for nitrogen in each of...
Assign the oxidation state for nitrogen in each of...
Assign the oxidation state for nitrogen in each of...
Which species has an atom with an oxidation number...
Assign oxidation numbers to all the atoms in each ...
Assign oxidation numbers to all the atoms in each ...
Assign oxidation numbers to all the atoms in each ...
Assign oxidation numbers to all the atoms in each ...
What is the oxidation state of Cl in each of the f...
Assign oxidation numbers to all the atoms in each ...
Assign oxidation numbers to all the atoms in each ...
what is the symbol for carbon? what is the atomic...
Assign oxidation numbers to all the atoms in each ...
Assign oxidation numbers to all the atoms in each ...
Assign oxidation numbers to all the atoms in each ...
Assign oxidation numbers to all the atoms in each ...
Determine the oxidation state of all the elements ...
Assign oxidation numbers to all the atoms in each ...
Assign oxidation numbers to all the atoms in each ...
Determine the oxidation number (oxidation state) o...
What is the oxidation state of each element in Mn(...
What is the oxidation number of oxygen atom in O 2...
What is the oxidation state of each element in COH...
Differentiate between the following terms.c. oxida...
Choose the INCORRECT statement:a. If reactants are...
What is the oxidation state of an individual nitro...
What is the oxidation state of an individual:carbo...
The oxidation number of the oxygen atom in F 2O is...
Determine the oxidation state of S in MgSO4.  a. ...
Classify each of the following binary compounds by...
A piece of metal was placed in a beaker, heated, a...
What is the oxidation number of chromium in Cr 2O7...
What is the oxidation state of each element in Mn(...
The elements X, Y, and  Z  form these compounds: X...
What is the oxidation state of an individual nitro...
What is the oxidation state of an individual nitro...
The compound KI3 is formed when potassium iodide i...
What is the oxidation state of each individual car...
What is the oxidation number of manganese in MnO 4...
Determine the oxidation state of P in PO33-. A) +...
a. What is the oxidation state of each element in ...
The oxidation state of vanadium in Rb4NaHV10O28 is...
Of the first atoms in each of the following formul...
What is the oxidation number of the sulfur atom in...
Determine the oxidation number for the indicated e...
What is the oxidation state of an individual nitro...
Determine the oxidation number for the indicated e...
What is the oxidation state of an individual phosp...
Determine the oxidation number for the indicated e...
Assign oxidation numbers to each element of the fo...
Determine the oxidation number for the indicated e...
Determine the oxidation number for the indicated e...
Determine the oxidation number for the indicated e...
Determine the oxidation number for the indicated e...
Give the Oxidation state for each metal species. ...
a. What is the oxidation state of an individual br...
Assign oxidation states to each atom in each of th...
What is the oxidation state of aluminum in the com...
Assign oxidation states to each atom in each of th...
What is the oxidation state of an individual nitro...
Assign oxidation states to each atom in each of th...
Copper corrodes to cuprous oxide, Cu2O, or cupric ...
Copper corrodes to cuprous oxide, Cu2O, or cupric ...
Balance the following oxidation–reduction reaction...
Determine the oxidation number (oxidation state) f...
Determine the oxidation number (oxidation state) f...
Determine the oxidation number (oxidation state) f...
Give the oxidation number of arsenic in each of th...
Give the oxidation number of arsenic in the follow...
Give the oxidation number of arsenic in each of th...
Give the oxidation number of manganese in each of ...
Give the oxidation number of manganese in each of ...
Give the oxidation number of manganese in each of ...
Give the oxidation number of chromium in each of t...
Give the oxidation number of chromium in each of t...
Give the oxidation number of chromium in each of t...
You may want to reference (Pages 137 - 144)Section...
Assign oxidation states for all atoms in Ag.
Assign oxidation states to each atom in each of th...
Assign oxidation states to each atom in each of th...
Consider the reaction between sodium metal and flu...
Consider the reaction between oxygen (O 2) gas and...
Balance the following oxidation–reduction reaction...
Balance the following oxidation–reduction reaction...
Balance the following oxidation–reduction reaction...
Balance the following oxidation–reduction reaction...
Balance the following oxidation–reduction reaction...
Replacement of aluminum ions in kaolinite with mag...
Which statement best describes the difference betw...
Determine the oxidation states of the elements in ...
Determine the oxidation states of the elements in ...
Determine the oxidation states of the elements in ...
Determine the oxidation states of the elements in ...
Determine the oxidation states of the elements in ...
Assign oxidation states for all atoms in KMnO 4.
Assign oxidation states for all atoms in NiO 2.
Assign oxidation states for all atoms in Fe 3O4.
Assign an oxidation state to each atom in each spe...
Assign oxidation states for all atoms in UO 22+.
Assign oxidation states for all atoms in NaBiO 3.
Assign oxidation states for all atoms in Mg 2P2O7.
Assign oxidation states for all atoms in Na 2S2O3.
Assign oxidation states for all atoms in Hg 2Cl2.
Assign oxidation states for all atoms in Ca(NO 3)2...
Identify the elements that undergo changes in oxid...
Identify the elements that undergo changes in oxid...
Determine the oxidation states of the elements in ...
Assign the oxidation state for the element listed ...
Determine the oxidation states of the elements in ...
Determine the oxidation states of the elements in ...
Assign oxidation states for all atoms in SrCr 2O7.
Assign oxidation states for all atoms in CuCl 2.
Assign oxidation states for all atoms in MgCO 3.
Assign oxidation states for all atoms in PbSO 3.
Assign oxidation states for all atoms in PbO 2.
You may want to reference (Pages 903 - 905)Section...
Assign oxidation states for all atoms in Na 2C2O4.
Determine the oxidation states of the elements in ...
Assign oxidation states for all atoms in (NH 4)2Ce...
Assign oxidation states for all atoms in Cr 2O3.
Determine the oxidation states of the elements in ...
4.45True or false.(b) If an ion is oxidized, its o...
What is the oxidation state of Cr in each of the f...
Determine the oxidation states of the elements in ...
Identify the oxidation numbers for all the element...
Identify the oxidation numbers for all the element...
Identify the oxidation numbers for all the element...
Assign oxidation states to each atom in each of th...
Assign oxidation states to each atom in each of th...
Assign oxidation states to each atom in each of th...
Balance the following oxidation–reduction reaction...
You may want to reference (Pages 316 - 319) Sectio...
You may want to reference (Pages 316 - 319) Sectio...
Determine the oxidation number (oxidation state) f...
Determine the oxidation number (oxidation state) f...
Give the oxidation number of carbon in each of the...
Determine the oxidation number (oxidation state) f...
Give the oxidation number of carbon in each of the...
Give the oxidation number of carbon in each of the...
Give the oxidation number of carbon in each of the...
Give the oxidation number of bromine in each of th...
Give the oxidation number of bromine in each of th...
Give the oxidation number of bromine in each of th...
Give the oxidation number of nitrogen in each of t...
Give the oxidation number of nitrogen in each of t...
Give the oxidation number of nitrogen in each of t...
Give the oxidation number of nitrogen in each of t...
Give the oxidation number of sulfur in each of the...
Give the oxidation number of sulfur in each of the...
What is the oxidation state of carbon in CO32-?
Give the oxidation number of sulfur in each of the...
Give the oxidation number of sulfur in each of the...
Give the oxidation number of phosphorus in each of...
Give the oxidation number of phosphorus in each of...
Determine the oxidation states of the elements in ...
Determine the oxidation states of the elements in ...
Assign oxidation states for all atoms in (NH 4)2HP...
Assign oxidation states for all atoms in P4O6.
Assign oxidation states for all atoms in XeOF4.
Assign oxidation states for all atoms in SF4.
Assign oxidation states for all atoms in CO.
Assign oxidation states for all atoms in C6H12O6.
Assign oxidation states for all atoms in As 2O3.
Determine the oxidation states of the elements in ...
Assign oxidation states for all atoms in As 4.
Determine the oxidation number of sulfur in each o...
Determine the oxidation number of sulfur in each o...
Assign the oxidation state for nitrogen in Li 3N.
Determine the oxidation number of sulfur in each o...
Determine the oxidation number of sulfur in each o...
Assign the oxidation state for nitrogen in NH 3.
Assign the oxidation state for nitrogen in N 2H4.
Determine the oxidation states of the elements in ...
Determine the oxidation states of the elements in ...
Assign the oxidation state for nitrogen in NO.
Assign the oxidation state for nitrogen in N 2O.
Assign the oxidation state for nitrogen in NO 2.
Assign the oxidation state for nitrogen in NO 2-.
Assign the oxidation state for nitrogen in NO 3-.
Assign the oxidation state for nitrogen in N 2.
Assign oxidation states for all atoms in O 2.
Determine the oxidation states of the elements in ...
Assign oxidation states for all atoms in H 2O2.
Assign oxidation states for all atoms in CO 2.
Determine the oxidation states of the elements in ...
The hypochlorite ion, ClO–, is the active ingredie...
Determine the oxidation states of the elements in ...
The hypochlorite ion, ClO–, is the active ingredie...
What is the oxidation state of Cl in each of the f...
What is the oxidation state of Cl in each of the f...
What is the oxidation state of Cl in each of the f...
What is the oxidation state of Cl in each of the f...
Give the oxidation number of phosphorus in each of...
What is the oxidation state of the carbon atom in ...
What is the oxidation state of each element in SO ...
What is the oxidation state of an individual phosp...
For the following reactionKClO4 → KCl + 2O2assign ...
For the following reaction KClO4 → KCl + 2O2 assig...
What is the oxidation state of each element in K 2...
What is the oxidation state of each element in FeB...
What is the ionic charge of cobalt ion in [Co(en) ...
Give the oxidation state of the metal species in e...
Determine the oxidation number of Cl in each of th...
The total oxide ion charge in a formula unit of Co...
What is the oxidation number of nitrogen in alumin...
Assign oxidation states for all atoms in HAsO2.
Assign oxidation states for all atoms in Na4Fe(OH)...
Determine the oxidation number (oxidation state) o...