Chemistry Vocab List Flashcards
Acid
An ionic compound with a H+ Ion
Aqueous
A substance dissolved in water
Base
An ionic compound with an OH+ Ion
Catalyst
A substance that increases the rate of a chemical reactions, without being consumed or produced by the reaction.
Centi-
One-hundredth of (1/100 or 0.01)
Chemical reaction
A chemical change which forms new substances
Compound
A material formed from elements chemically combined in definite proportions
Concentration (Molarity)
How much of a substance in an amount of mixture
Dilute
Having a low concentration or lowering the concentration
Element
A substance composed of atoms with identical atomic number
Endothermic
A process that absorbs heat
Exothermic
A process that releases heat
Ion
An atom or molecule that has acquired a charge by either gaining or losing electrons
Kilo
One thousands of (1000)
Mass
Amount of matter in a substance (g or kg)
Metalloids
An element with both metallic and nonmetallic properties. Found along stair step
Metals
A substance that easily loses electrons to form positive ions. Found to the left f the stair step
Mili
One-thousandth of (1/1000 or 0.001)
Nonmetals
A substance that easily gains electrons to form negative ons. Found to the right of the stair step
Products
A substance that is produced during a chemical reaction
Reactants
A substance that is consumed during a chemical reaction
Salts
An ionic compound that dissoleves in a solvent
Temperature
Measurement of the average kinetic energy of the particles in a substance
Volume
The amount of space an object takes up
