Chemical Nomenclature

the charge that an atom has or appears to have when certain arbitrary rules are applied

oxidation numbers are useful in identifying atoms that are…

loss of electrons

gain of electrons

Based on the first rule, when will any element have an oxidation number of zero

Based on the second rule, what generally haves positive oxidation numbers

Based on the third rule, what is the general oxidation number of hydrogen in a compound or an ion

What is the exception to the third rule which has an oxidation number of -1

Based on the fourth rule, the oxidaiton number of ____ in a compound or an ion is generally -2

What is the exception to the fourth rule

Based on the fifth rule, the oxidation number of monoatomic ion is the same as the charge of an…

Based on the sixth rule, the algebraic sum of the oxidation of numbers for all the atoms in a compound must equal…

Based on the seventh rule, the algebraic sum of the oxidation numbers for all the atoms in a ______ must equal the charge on the ion

In the first step of finding the oxidation number for an element within a compound, where should the oxidation number of each known element be written?

________ each oxidation number by the number of atoms of that element in the compound.

Write an equation indicating the ___ of all oxidation numbers in the compound or ion.

Composed of metal cations and non-metal anions, or, polyatomic ions

Names and formulas always start with the ______ cation

Ions are combined in ratios so that the final ionic compound is…

Never use ___ in the names of the ionic compounds

The cation name is simply combined with the _____ only

If the cation is capable of having more than one possible charge, the _____ is included in the name as a Roman numeral in brackets

Using Roman numeral to indicate oxidation number

In writing the formula of a compound the algebraic sum of the oxidation numbers should be equal to…