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Writing Binary Cds

Writing formulas for binary compounds

QuestionAnswer
Chemical formula indicates The relative number of atoms of each kind in a chemical compound
When there is no subscript written next to an atom's symbol, the value of the subscript is 1
Compounds composed of two elements are known as binary compounds
In a binary compound the total number of positive charges and negative charges must Be equal
Write the formula for the binary ionic compound: Potassium and iodine KI
Write the formula for the binary ionic compound: Magnesium and chlorine MgCl2
Write the formula for the binary ionic compound: Sodium and sulfur Na2S
Write the formula for the binary ionic compound: aluminum and sulfur AI2S3
Write the formula for the binary ionic compound: aluminum and nitrogen AIN
The Stock System uses what to indicate an ion's charge if it has more than 1 oxidation number A Roman numeral
Where is the Roman numeral placed in the Stock System when indicating a charge The numeral is enclosed in parentheses and placed immediately after the metal name
Names of metals that commonly form only one cation do not include a Roman Numeral
Write the formula for cooper (II) bromide CuBr2,
Write the formula foriron (II) oxide FeO,
Write the formula for lead (II) chloride PbCI2,
Write the formula for mercury (II) sulfide HgS,
Write the formula for tin (II) fluoride SnF2,
Write the formula for iron (III) oxide Fe2O3,
Created by: tbrandt
 

 



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