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Teacher: Mr Beall
A process in which the nuclei of 2 atoms combine to form a larger nucleus
When the ________ occupied energy level is filled, the atom is stable and least likely to react.
A substance that has a fixed composition because it contains only one type of atom
The smallest particle of an element
The state of matter in which a material has a definite volume but not a definite shape
A substance made of 2 or more simpler substances chemically bonded together.
_________ number. It's the number of protons in an atom.
The part of an atom where you find the protons and neutrons
An atom of a given element that has a different mass number and different number of neutrons
In a ________ reaction neutrons released during the splitting of an initial nucleus trigger a series of nuclear fissions.
The energy an object has due to its motion
A nuclear reaction in which an atomic nucleus is split into 2 smaller parts
The mass number of an element is determined by adding the protons and _________.
An ____________ bond forms when electrons are transferred from one atom to another.
A chemical bond in which 2 atoms share a pair of valence electrons