The Amazing Elements Crossword

the smallest piece of an element that still represents that element
The simplest form of a pure substances that cannot be broken down into any other substances by chemical means
Two or more atoms that are held together by covalent bonds and act as a unit
Pure substances that are chemical unions of positive elements
The attraction between positively and negatively charged ions in an ionic compound
A chemical bond formed when two atoms share one or more pairs of valence electrons
Shiny, high melting point, good conductors, ductile
Dull, brittle, non conductors, and low melting point
A group of chemical symbols and numbers that represents the elements and the number of atoms of each element that makes up a compound
A process in which atoms of one or more substances rearranged to form one or more new substances
A description of a reaction using element symbols and chemical formulas
A number placed in front of an element symbol or a chemical formula in a equation
A substance produced by a chemical reaction
A starting substance in a chemical in a chemical reaction
A principle stating that the total momentum of a group of objects stays the same unless outside forces act on objects
A type of chemical reaction in which two or more substances combine and form one compound
A type of chemical reaction in which one compound breaks down and forms two or one elements
The mass of an atom of a chemical element expressed in atomic mass units. It is approximately equivalent to the number of protons and neutrons in the atom
The number of protons in the nucleus of an atom, which determines the chemical properties of an element and its place in the periodic table
Characteristics of a chemical and how the molecules that make up the substance can be rearranged or combined with other substances