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Chemistry

Atom Atom is the smallest particle of any element that retains the properties of the element.
Atomic Number The number of protons in the nucleus of an atom, which identifies the element to which the atom belongs.
Anions Negative ions
Compound A pure substance that is composed of two or more atoms chemically combined in a specific way.
Covalent Bounding A compound formed when non metallic atoms share electrons to form covalent compounds.
binary covalent compound A compound that contains two non metal element joined together by one or more covalent bounds.
Ionic bounding The bound that forms as a result of the attraction between positively and negatively charged ions.
Ionic compound Compound that are composed of positive ions and negative ions.
ions Electrically charged particles created when atoms gain or lose electrons.
Molecule A group of atoms in which the atoms are bound together by sharing one or more pairs of electrons.
Valence electrons the electrons in the valence shell of a atom.
Valence the outer shell that has electrons.
Bohr diagram A diagram that shows the arrangment of an element's subatomic particles and the number of electrons in each shell surrounding the nucleus of a atom.
Electrons Subatomic particle that have a -1 (negative) electric charge.
Isotopes Different atoms of a particular element that have the same number of protons but different numbers of neutrons.
Mass number the Total Number of protons and neutrons found in the nucleus of an atom.
chemical families Alkali metals, Alkaline earth metals. Transition metals. Halogens. Noble gases.
Most reactive chemical family Alkali metals
Least reactive Noble gases
Created by: islai24
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