chemical bonding - Kacmarzyk

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chemical bonding
the joining of atoms to form new substances
chemical bond
an interaction that holds two atoms together
what are all substances made of?
atoms
what happens to electrons during a chemical bond?
they are shared, gained, or lost
valence electron
an electron in the outermost energy level of an atom
atoms in the same ______ have the same number of valence electrons
family/group
ionic bond
a chemical bond resulting from the transfer of electrons from one atom to another (between metals and nonmetals)
covalent bond
a chemical bond resulting from sharing electrons between atoms (between nonmetals)
metallic bond
a chemical bond between metals
ion
a charged atom
which type of bond dissolves in water?
ionic bond
which substance is a combination of carbon, hydrogen, and oxygen?
sugar
theory
an explanation of a phenomenon that is based on observation, experimentation, and reasoning
how many valence electrons are in an oxygen atom?
6
which electrons in an atom make chemical bonds?
valence electrons
which group on the periodic table doesn't usually form bonds?
group 18
how many electrons are in a full outermost shell?
8
what happens to an atom when it loses electrons?
it become positive
what happens to an atom when it gains electrons?
it becomes negative
what ending is used for the names of negative ions?
-ide
crystal lattice
a repeating three-dimensional pattern formed by bonding ions
electron-dot diagram
a model that shows only the valence electrons of an atom
molecule
the smallest particle into which covalent bonds can be divided
ductility
the ability to be drawn into thin wires
how are electrons in an atom organized?
energy levels
the more easily an atom gains an electron, what does it release more of?
energy
which allows metal to be bent, but not broken?
constantly moving electrons
diatomic molecule
a molecule made up of two atoms of the same element