Model 3. Parentheses are used around any ion that is used more than once in a formula unit. Parentheses are used around any polyatomic ion. Parentheses are used around any polyatomic ion used more than once in a formula unit. Parentheses are only used around polyatomic anions used more than once in a formula unit.
Model 3. Parentheses are used around any ion that is used more than once in a formula unit. Parentheses are used around any polyatomic ion. Parentheses are used around any polyatomic ion used more than once in a formula unit. Parentheses are only used around polyatomic anions used more than once in a formula unit.
Chemistry
10th Edition
ISBN:9781305957404
Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Chapter1: Chemical Foundations
Section: Chapter Questions
Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...
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Transcribed Image Text:22. Many of the chemical formulas in Model 3 include parentheses. Which one of the following rules
summarizes the appropriate use of parentheses in ternary ionic compounds? For the three rules
that do not apply in all cases, show at least one counter example from the chemical formulas in
Model 3.
Parentheses are used around any ion that is used more than once in a formula unit.
Parentheses are used around any polyatomic ion.
Parentheses are used around any polyatomic ion used more than once in a formula unit.
Parentheses are only used around polyatomic anions used more than once in a formula unit.
STOP

Transcribed Image Text:Model 3 – Ternary Ionic Compounds
Compound Name
Ion Symbols and Charges
Chemical Formula
Ammonium phosphate
NH,"
PO,
(NH,),PO,
Barium nitrite
Ba2
NO,"-
Ba(NO,),
Ammonium sulfate
NH,"
(NH),SO,
Aluminum carbonate
Al3+
CO,-
Al, (CO,),
Iron(III) hydroxide
Fe3
OH-
Fe(OH),
Potassium nitrate
K+
NO,-
KNO,
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