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Phy Science Test 3


Define Ionic Bond A bond that forms when valence electrons are transferred from one atom to another. Bond is between and nonmetal and a metal
Define Covalent Bond a bond that forms when valence electrons are shared forming molecules Bond is between 2 nonmetals
Define Metallic Bond In this type of bond electrons are delocalized, forming a sea of electrons
An atom that has a net negative charge or net positive charge Ion
An ion with a positive charge cation
An ion with a negative charge anion
In sodium chloride (NaCl) which is the anion and which is the cation? Sodium (Na) is the cation because it comes first in the formula Chloride (Cl) is the anion because it is listed second in the formula
Draw the chemical formula for Potassium chloride KCl
Draw the chemical formula for Strontium oxide SrO
Draw the chemical formula for Calcium nitride Ca>3N>2
What numbers are given to specific ions to show how they will combine with other ions. They can be positive, negative or zero. Oxidation numbers
Some covalent bonds don't share electrons equally, creating a positive side and a negative side to the molecules. What are these ions called? Polar covalent bonds
Name the ionic compound CdI>2 Cadmium Iodide
Name the ionic compound BaO Barium Oxide
Name the ionic compound Cr>2O>3 Cromium Oxide
Name the ionic compound FeBr>3 Iron Bromide
Name the covalent compound N>2O>4 Dinitrogen Tetraoxide
Name the covalent compound SeCl>6 Selenium hexachloride
Name the covalent compound N>2F>4 Dinitrogen Tetraflouride
Name the covalent compound SCl>4 Sulfur Tetrachloride
Prefixes are used in the nomenclature of what type of bonding? Covalent Bonding
Created by: dpridgen