Words Used by Chemist Flashcards
A hydrogen-containing compound that releases hydrogen ions in a solution
acid
a material made up by combining two or more metals
alloy
breaking down a compound into two or more substances
analysis
free from water
anhydrous
the smallest unit of of an element that can enter into the making of a chemical compound
atom
the weight of an atom compared with the weight if an oxygen atom set at 16
atomic weight
a compound containing the hydroxide group (OH)
base
a substance that helps in a chemical reaction without itself being changed
catalyst
a change of a substance into another substance having different properties
chemical change
a branch of science dealing with the compositions of substances and the changes that can be made in them
chemistry
burning; a chemical change that produces heat and light
combustion
a substance consisting of two or more different kinds of atoms in in definite proportions by weight
compound
a solid in which atoms or molecules are arranged in a definite pattern
crystal
the weight of a liquid or a solid in grams per cm^3 or milliliter
density
a liquid that has been turned into vaper and again cooled into a liquid
distillate
the process of producing a distillate
distillation
capable of being drawn out into a wire
ductile
breaking down a substance by passing an electric current through it
electrolysis
a substance that, when in a solution or when melted, will conduct an electric current
electrolytes
a substance that contains only one kind of atom
element
a complete description of a chemical reaction by the use of symbols, formulas, and signs.
equations
the changing of a substance into vapor: also the process of removing water by heating
evaporation
a liquid obtained by filtration
filtrate
the process of straining a liquid from a solid through porous material, usually filter paper
filtration
a group of symbols and numbers giving the composition of a compound
formula
a compound containing loosely bound water of hydrogen that can be driven off by heating
hydrate
a compound that contains the hydroxyl (OH) radical
hydroxide
an electrically charged atom or group of atoms (radical)
ion
capable of being hammered or rolled into a thin sheet
malleable
anything that takes up space and has mass
matter
an element hat is a good conductor of electricity, has luster, and whose oxide forms a base with water
metal
an element that has properties of both metals and nonmetals
metalloid
a mingling of substance not combined chemically
mixture
the sum of the atomic weight of the the atoms that make up a molecule of a compound
molecular weight
the smallest unit of a compound that can exist in a free state
molecule
the reaction of an acid and a base to give a salt and water
neutralization
an element that is a poor conductor of electricity, does not have luster, and whose oxide forms an acid when combined with water
nonmetal
the chemistry of carbon compounds
organic chemistry
the process by which a substance combines with oxygen
oxidation
an insoluble solid formed in a solution by chemical reaction
precipitate
a group of atoms that behave chemically as a single atom
radical
a chemical change
reaction
removal of oxygen: the opposite of oxidation
reduction
compound formed by the reaction of an acid and a base
salt
a solution tat contains the maximum amount of solute under the conditions
saturated solution
the number of grams of a solute needed to make a saturated solution in 100 grams of solvent
solubility
the substance dissolved in a solvent
solute
a non-settling mixture of a solute in a solvent
solution
a liquid in which a solute is dissolved
solvent
a process by which a solid is turned into a vapor and again cooled into a solid without passing through a liquid phase
sublimation
a small numeral indicating the number of atoms of a certain element in the formula of a compound
subscript
any specific kind of matter whether element, compound, or mixture
substance
the making up of a compound form simpler compounds or from elements; the opposite of analysis
synthesis
the number of hydrogen atoms which one atom of an element can displace or with which it can untie
valence
a letter or two letters representing one atom of an element
symbol