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17 Cards in this Set

  • Front
  • Back
The chemical formula of a molecular substance, showing the types of atoms in each molecule and the ratios of those atoms to one another
Molecular Formula
A drawing or diagram that a chemist uses to show how the atoms in a molecule are connected.
Structural Formula
What does each line in a structural formula represent?
Covalent Bond
Molecules with the same molecular formula but different structural formulas.
Isomers
How many bonds does hydrogen form?
1
How many bonds does oxygen form?
2
How many bonds does nitrogen form?
3
How many bonds does carbon form?
4
A diagram that uses dots to show the valence electrons of a molecule.
Lewis Dot Structure
Bond in which electrons are shared between two nonmetals.
Covalent Bond
A pair of electrons that are shared in a covalent bond between two atoms.
Bonded Pair
A pair of valence electrons not involved in bonding within a molecule. The two electrons belong to one atom.
Lone Pair
Nonmetal atoms combine so that each atom has a total of eight valence electrons by sharing electrons.
Octet Rule
A cluster of atoms in a molecule that is responsible for many of its properties.
Functional Group
An element or compound that is a starting ingredient in a chemical reaction. Found on the left side of the arrow in a chemical equation
Reactant
An element or compound that results from a chemical reaction. Found on the the right side of the arrow in a chemical equation.
Products
A substance that accelerates a chemical reaction but is itself not permanently consumed or altered by the reaction. It is written above the arrow in a chemical equation.
Catalyst