Write the formula for each of the following compounds and...

Name: Problem 131, Chapter 2: Chemistry and Chemical Reactivity
Uploaded: 2020-08-09T21:11:17-08:00
Duration: 2 min 20 s
Channel: Carlene Jimenez
Description: Write the formula for each of the following compounds and indicate which ones are best described as ionic: (a) sodium hypochlorite (b) boron triiodide (c) aluminum perchlorate (d) calcium acetate (e) potassium permanganate (f) ammonium sulfite (g) potassium dihydrogen phosphate (h) disulfur dichloride (i) chlorine trifluoride (j) phosphorus trifluoride

Write the formula for each of the following compounds and indicate which ones are best described as ionic: (a) sodium hypochlorite (b) boron triiodide (c) aluminum perchlorate (d) calcium acetate (e) potassium permanganate (f) ammonium sulfite (g) potassium dihydrogen phosphate (h) disulfur dichloride (i) chlorine trifluoride (j) phosphorus trifluoride

Write the formula for each of the following compounds and indicate which ones are best described as ionic:
(a) sodium hypochlorite
(b) boron triiodide
(c) aluminum perchlorate
(d) calcium acetate
(e) potassium permanganate
(f) ammonium sulfite
(g) potassium dihydrogen phosphate
(h) disulfur dichloride
(i) chlorine trifluoride
(j) phosphorus trifluoride

Key Concepts

Chemical Formula Writing

This concept involves translating the names of chemical compounds into their correct chemical formulas by using the symbols for the elements involved, applying appropriate subscripts to balance the number of atoms, and ensuring that the overall charge of the compound is balanced. It requires familiarity with the periodic table and proper nomenclature rules.

Ionic vs. Covalent Bonding

This concept distinguishes between ionic compounds, which are formed from the electrostatic attraction between cations and anions (often involving metals and nonmetals or polyatomic ions), and covalent compounds, which involve the sharing of electrons between nonmetal atoms. Recognizing the type of bonding present is essential for understanding a compound’s properties.

Polyatomic Ions

Polyatomic ions are charged entities composed of two or more covalently bonded atoms that function as a single unit in ionic compounds. Knowing the common polyatomic ions and their charges is crucial for both writing chemical formulas accurately and determining whether a compound is ionic.

Electronegativity and Bond Character

This concept refers to the idea that differences in electronegativity between atoms can indicate the type of bonding in a compound. A large difference typically results in ionic bonds, while a small difference leads to covalent bonds. This understanding helps predict and explain the physical and chemical properties of compounds.

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