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Honors Chemistry

Cards for Honors Chemistry

Proton positively charged sub-atomic particle at the nucleus of an atom
neutron subatomic particle in the nucleus of an atom. neutrally charged
electron negatively charged sub-atomic particle that revolves around the nucleus in an electron cloud.
nucleus the center of an atom
isotope each of two or more forms of the same element that contain equal numbers of protons but different numbers of neutrons in their nucleus
mass number the total number of protons and neutrons (together known as nucleons) in an atomic nucleus.
synthesis reaction When 2 or more compounds combine
decomposition reaction the separation of a chemical compound into elements or simpler compounds.
combustion reation A chemical reaction is any process by which the atoms of one or more substances are rearranged to form different substances
single replacment one element replaces another element in a compound. There are tw
double replacment A chemical change that involves an exchange of positive ions between compounds
endothermic A process that absorbs heat from the surroundings
potential energy the amount of energy given to something due to it's shape or position.
noble gases any of the gaseous elements helium, neon, argon, krypton, xenon, and radon, occupying Group 0 (18) of the periodic table.
halogens Non metal group in 7A of the periodic table
transition metals MetalsMetals that are ductile and malleable and conduct heat and electricity.
alkaline metals The alkaline earth metals are beryllium (Be), magnesium (Mg), calcium (Ca), strontium (Sr), barium (Ba), and radium (Ra).
alkali metals very reactive metals that do not occur freely in nature
ion An atom with more electrons the protons
cation a positively charged ion,
anion Negatively charged ion
compound a combination of two or more molecules
element comprised of a single type of atom
mixture material system made up of two or more different substances which are mixed but are not combined chemically.
polyatomic ion composed of two or more atoms covalently bonded
exothermic (of a reaction or process) accompanied by the release of heat.
precipitate cause (a substance) to be deposited in solid form from a solution.
mole The mole is a unit of measurement used in chemistry to express amounts of a chemical substance
molar mass mass of a given substance (chemical element or chemical compound) divided by its amount of substance
molarity amount-of-substance concentration, amount concentration, substance concentration, or simply concentration.
atomic mass The protons and neutrons account for almost all of the mass of an atom.
limiting reagent The reactant in a chemical reaction that limits the amount of product that can be formed.
excess reagent The reactant in a chemical reaction that remains when a reaction stops when the limiting reactant is completely consumed
Created by: mrrainesscience



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