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Atoms and Elements

Teacher: Mr. Gast
Horizontales
Charge of an electron
Smallest piece of an element that still has the properties of that element
The atom's number of protons and neutrons combined (2 words)
The number of protons any atom has. (two words)
The charge of an atom
True or False / In home wiring it is important to have the hot and neutral wire connected
Positive particle found in the nucleus
Element with the symbol Au
True or False / You can't create or destroy atoms in ordinary chemical reactions.
Center region of the atom where all of an atom's mass is found
Verticales
The actual number of protons in an atom of Oxygen
The atom is mostly this... (2 words)
Particle found outside the nucleus
Substance like gold that cannot be broken down into a simpler substance by chemical means
Means "not able to be divided" in Greek.
Atoms of the same element that have different numbers of neutrons or mass number
Neutral particle found in the nucleus of an atom
True or False ... Atoms of an element are the same as any other element' s atoms.
The actual number of neutrons in an atom of Lithium