Glossary of Chem 4.1: Names and Formulas

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A solution whose pH is less than 7.
A metallic solution or a mixture of two or more metals.
A compound from which the water has been removed.
A negatively charged ion.
A substance that produces hydrogen ions when dissolved in water.
Arrhenius acid
Substance that produces hydroxide ions when dissolved in water.
Arrhenius base
A solution where water is the solvent. Abbreviated as (aq).
The product in a neutralization reaction in which the salt is disassociated in water.
aqueous salt
A solution whose pH is greater than 7.
A substance composed of only two different elements
binary molecular compound
An attractive force between two or more atoms or molecules that holds them together in a compound or in solution.
A proton donor.
Bronsted-Lowry acid
A proton acceptor.
Bronsted-Lowry base
A positively charged ion.
A form of matter containing two or more elements, combined in fixed proportions.
A solid having a highly regular arrangement of atoms or molecules.
To separate a compound into its ions in water.
Having no positive or negative charge.
electrically neutral
A chemical formula that shows the relative number of each type of atom in a molecule, using the smallest possible set of integers.
empirical formula
An element in Group VIIA of the periodic table.
A compound in which a specific number of water molecules is associated with each formula unit.
An element that is a shiny solid, a good conductor, malleable, and has a high melting point.
An element that has some properties characteristic of metals and some of nonmetals.
A group of at least two covalently bonded atoms.
A compound made up of molecules.
molecular compound
A representation of a compound which shows the absolute number of atoms of each element in a molecule.
molecular formula
An ion formed from a single atom.
monatomic ion
A solution whose pH equals 7.
A reaction in which an acid and a base react to form water and a salt.
neutralization reaction
An element that does not demonstrate the classic properties of a metal.
Polyatomic anion containing an atom of one element and different numbers of oxygen atoms.
A table that shows the elements, their atomic number, symbol, and average atomic mass; elements with similar chemical properties are grouped together.
periodic table
A scale that indicates the acidity of a solution; it is based on the concentration of hydrogen ions.
pH scale
An ion composed of two or more atoms, covalently bonded together.
polyatomic ion
Material produced during a chemical reaction.
One of the starting materials in a chemical reaction.
An ionic compound composed of positively charged cations and negatively charged anions. One type, table salt, is sodium chloride.
Substance that dissociates completely into its ions when added to water and conducts electricity well.

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