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Unit 2 Section 2

Vocab

QuestionAnswer
acid any substance which donates a hydrogen atom during disassociation
anion a negatively charged ion; an atom which has gained an electron
base (or alkali) any substance capable of combining with a hydrogen; it normally donates a hydroxyl
buffer a substance which will resist changes in pH within reasonable limits
cation a positively charged ion; an atom which has lost an electron
chemical bond the union between atoms by the interaction of their electrons in the outermost orbit
chemical reaction when the atoms of one element or compound interact to form at least one new compound
covalent bond a chemical bond formed between two atoms by the sharing of electrons
hydrogen bond a weak chemical bond when a hydrogen atom is shared by two adjacent molecules
inorganic a chemical compound not containing carbon
ion an electrically charged atom or group of atoms formed by the loss or gain of electrons
ionic bond a bond formed by the electrical attraction between two oppositely charged ions
organic any chemical compound which contains carbon
pH a measure of the hydrogen ion concentration in a solution. as the hydrogen ion concentration increase the pH falls. a neutral pH is 7, with those below being acidic and those above basic
salt the compound formed by the ionic bonding of a cation and anion
solute a substance which is dissolved in a liquid
solvent a liquid that acts to dissolve or suspend solutes for chemical reaction or transport
valence the number of electrons an element must gain or lose in order to complete its outer electron shell
Created by: LIKEABAWS
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