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Physical Science A2

My notecards for my physical science class

QuestionAnswer
Chemical Bond- the attractive force that holds atoms or ions together
Chemical Structure- the arrangement of bonded atoms or ions within a substance
Bond Strength- the average distance between the nuclei of two bonded atoms
Bond Angle- the angle formed by two bonds to the same atom
Ionic Bond- a bond formed by the attraction between oppisitly charged ions
Metallic Bond- a bond formed by the attraction between positivley charged metal ions and the electrons around them
Covalent Bond- a bond formed when atoms share one or more paairs of electrons
Polyatomic Ions- an ion made of two or more atoms that are covalently bonded and that act like a single ion
Emprical Formula- the simplest chemical formula of a compound that tells the smallet whole number ratio of atoms in the compound
Molecular Formula- chemical formula that reports the actual numbers of atoms in one molecule of a compund
Organic Compund- any covalently bonded compound that contains carbon
Polymer- large organic molecule made of many smaller bonded units
Biochemical compound- any organic compound that has an important role in living things
Cargohydrates- any organic compound that is made of carbon, hydrogen, and oxygen and that provides nutrients to the cells of living things
Protein- biological polymer made of bonded amino acids
Amino Acid- any one of 20 different naturally occuring organic molecules that combine to form protein
Created by: kyle111
Popular Physical Science sets

 



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