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Periodic Table-Atoms

CROSSWORD PUZZLE
Horizontales
Small particle of matter with no electric charge
Two or more elements or compounds that chemically react to form a new substance
An electron in an outer shell of an atom that can be lost to or shared with another atom to form a molecule
Subatomic particle found in the nucleus of every atom
Elements arranged in a series of rows so that similar properties appear in a column
Verticales
Area around an atomic nucleus where an electron will probably be
Things made after a reaction is complete
Negatively charged subatomic particles
The positively charged central portion of an atom that comprises nearly all of the atomic mass and consists of protons and neutrons
Two or more atoms joined together forming a molecule