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Chemical Bonds

Test #3

QuestionAnswer
In general a chemical bond is a(n) ____________ ____________ between two atomic species (_______ or_________). electrostatic attraction / atoms or ions
What is the specific nature of an ionic chemical bond? It is an electrostatic force of attration between a cation(+) and an anion(-)...In other words, a metal and a nonmetal
The basic unit of any covalent chemical is a __________. molecule
What is the specific nature of a covalent chemical bond? It is an electrostatic force of attraction between two nuclei and SHARED PAIRS of electrons (between 2 NONMETALS)
________ become ________ by loss of all valence electrons. Metals / cations(+)
__________ become _________ by gaining enough valence electrons to reach an octet (4 pair of valence electrons). Nonmetals / anions(-)
A chemical compound that cotains exactly 2 different elements is called a: Binary Chemical Compound
Binary ionic chemical compounds contain a _________ and a _________. metal / nonmetal
When naming ionic compounds, if the metal is a Group ___ element, use the name of the element. A
When naming ionic compounds, if the metal is a Group ___ element, use the name of the element followed by a Roman numeral equal to the charge. B
When naming ionic compounds, if the nonmetal element is a single negative ion, use the name of the element ending with "---". ide
When naming ionic compounds, if the nonmetal is a _________ ______, use the name of the _________ ______, which will usually end in "ite" or "ate" (with the exception of ammonium). polyatomic ion / polyatomic ion
Created by: taranorwood