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Atoms

Across
The charge on the electron cloud
Electron change that creates a positive charge
Neutral particles in the center of the atom.
Subatomic particle with no charge
The number of protons (two words)
Found outside of the nucleus
Electron change that creates a negative charge
The number of these are different among different isotopes of the same element.
Positively charged particles in the center of the atom
Negatively charged particles outside of the nucleus
Center of the atom
Down
The charge on a normal atom with equal numbers of protons and electrons.
The total number of protons and neutrons (2 words)
Subatomic particles with negative charge
How protons compare to electrons in a neutral atom
These subatomic particles occupy the space of the atom.
A type of energy given off when excited electrons fall back to their ground state.
The charge on the nucleus
This happens to energy when an electron falls back to its ground state.
Subatomic particles with positive charge