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Phys. Sci Chap 6

Vocabulary

QuestionAnswer
Chemical Bond The attractive force that holds atoms or ions together
Chemical Structure The arrangement of atoms in a substance.
Bond Length The average distance between the nuclei of two bonded atoms.
Bond Angle The angle formed by two bonds to the same atom.
Ionic Bond The attractive force between oppositely charged ions, which form when electrons are transferred from one atom to another.
Covalent Bond A bond formed when atoms share one or more pairs of electrons.
Metallic Bond A bond formed by attraction between positively charged metal ions and the electrons around them.
Polyatomic Ion An ion made of two or more atoms.
Empirical Formula The composition of a compound in terms of the relative numbers and kinds of atoms in the simplest ratio.
Molecular Formula A chemical formula that shows the number and kinds of atoms in a molecule, but not the arrangement of atoms.
Organic Compound A covalently bonded compound that contains carbon, excluding carbonate and oxides.
Polymer A large molecule that is formed by more than five monomers, or small units.
Carbohydrate A class of molecules that includes sugars, starches, and fiber; contains carbon, hydrogen, and oxygen
Protein An organic compound that is made of one or more chains of amino acids and that is a principal component of all cells.
Amion Acid A compound of a class of simple organic compounds that contain a carboxyl group and an amino group and that combine to form proteins.
Created by: osubuckeye1012