Name each ionic compound. a. SnO2 b. HgBr2 c. CrCl2 d. CrCl3

Name: Problem 18, Chapter 3: Principles of chemistry: A molecular approach
Uploaded: 2021-05-01T08:07:15-08:00
Duration: 2 min 15 s
Channel: Vasu Makani
Description: Name each ionic compound. a. SnO2 b. HgBr2 c. CrCl2 d. CrCl3

step 1 Let's work on the problem from molecules and compounds. This problem discusses the naming of ion

Question

Name each ionic compound. a. $\mathrm{SnO}_2$ b. $\mathrm{HgBr}_2$ c. $\mathrm{CrCl}_2$ d. $\mathrm{CrCl}_3$

   Name each ionic compound.
a. $\mathrm{SnO}_2$
b. $\mathrm{HgBr}_2$
c. $\mathrm{CrCl}_2$
d. $\mathrm{CrCl}_3$

Principles of chemistry: A molecular approach

Nivaldo J. Tro 3rd Edition

Chapter 3, Problem 18

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Solved by Expert Vasu Makani

05/01/2021

Step 1

- a. $\mathrm{SnO}_2$: Cation is $\mathrm{Sn}$ (tin), anion is $\mathrm{O}$ (oxide). - b. $\mathrm{HgBr}_2$: Cation is $\mathrm{Hg}$ (mercury), anion is $\mathrm{Br}$ (bromide). - c. $\mathrm{CrCl}_2$: Cation is $\mathrm{Cr}$ (chromium), anion is Show more…

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Name each ionic compound. a. $\mathrm{SnO}_2$ b. $\mathrm{HgBr}_2$ c. $\mathrm{CrCl}_2$ d. $\mathrm{CrCl}_3$

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Key Concepts

Oxidation States and Roman Numerals

Many metals, particularly transition metals, can have more than one possible oxidation state. In ionic nomenclature, it is essential to indicate the specific oxidation state of such metals using Roman numerals in parentheses immediately after the metal's name. This provides clarity on the ionic charge balance within the compound and ensures the correct identification of the compound's formula.

Ionic Compound Nomenclature

This concept involves the systematic method used to name ionic compounds. The name is typically constructed by naming the cation (usually a metal) first followed by the anion (nonmetal) with an '-ide' suffix or, in the case of polyatomic ions, by simply using the established ion name. This order and formation ensures that the compound's name reflects its composition accurately.

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