The study of the composition, structure and properties of matter and changes it under goes(Ch 1)
Chemistry
A pure substance made of only one kind of atom(Ch 1)
Element
definite volume and shape(Ch 1)
Solid
substances formed by chemical change (Ch 1)
Products
an element that is a good conductor (Ch 1)
Metal
a mix of metal and non-metal (Ch 1)
Metalloid
testable statement(Ch 2)
Hypothesis
a measure of the gravitational pull on matter (Ch 2)
weight
a broad generalization that explains a body of facts or phenomenon(Ch 2)
Theory
mass divided by volume (Ch 2)
Density
combination of SI base units(Ch 2)
Derived Units
an explanation of how phenomena occur and how data or events are related(Ch 2)
Model
smallest particle of an element (Ch 3)
Atom
general term for any isotope of any element (Ch 3)
Nuclide
the amount of a substance that contains as many particles as there are atoms (Ch 3)
Mole
Atoms of the same element with different masses (Ch 3)
Isotopes
of an element is the number of protons in the nucleus of each atom of that element (ch 3)
Atomic Number
The mass of one mole of a pure substance (ch 3)
Molar mass
The minimum amount of energy an atom can lose or gain (ch 4)
Quantum
Lowest energy state of an atom (ch 4)
Ground site
a particle of electromagnetic radiation having zero mass and carrying a quantum of energy (Ch 4)
Photon
a 3D region around the nucleus that indicates the probable location of an electron (Ch 4)
Orbital
The number of waves that pass a specific point in a specific time(ch 4)
Frequency
the distance between corresponding points on adjacent waves(ch 4)
wavelength
the physical and chemical properties of the elements are periodic functions of their atomic number (Ch 5)
periodic law
The 14 elements with atomic numbers 58-71 (ch 5)
lanthanide
earth metals of group 2 (ch 5)
Alkaline
the elements of group 17 (CH 5)
Halogens
positive ion(Ch 5)
cation
negative ion (Ch 5)
anion
uneven distributions of charge (Ch 6)
Polar
a neutral group of atoms held together by a covalent bond (Ch 6)
Molecule
indicates the relative number of atoms of each kind in a chemical compound (CH 6)
Chemical formula
results of sharing electron pairs between atoms (Ch 6)
Covalent bond
polyatomic ions that contain oxygen (Ch 7)
oxyanions
an ionic compound composed of the cation and anion from an acid (Ch 7)
salt
a solid that is produced as a result of a chemical reaction (CH 8)
precipitate