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Atoms and the Periodic Table Crossword

Horizontales
The element with an atomic number of 47.
The element with 3 shells, and 6 electrons in it's outer shell.
Elements that are good conductors, ductile, and malleable.
Elements that are brittle, dull, and poor conductors.
The name of the particles in the nucleus that have a positive charge.
Elements that are semi-conductors and share properties of metals and non-metals.
The alkali metal in period 2.
The halogens have _____ electrons in their outer shell.
The name of the particles around the nucleus that have a negative charge
The max number of electrons you can fit in the second shell.
The name of the group which contains the most reactive metals.
Verticales
The element with 11 protons in its nucleus.
The alkaline-earth metal in period 4.
The name of the group containing the most reactive non-metals.
The noble gas in period 5.
The metalloid which name starts with a B.
The name of the least reactive group on the periodic table.
The halogen in period 3.
The alkaline-earth metals have _____ electrons in their outer shell.
The name of the particles in the nucleus that have a neutral charge.
Electrons in the outer shell are called ____ electrons.
The name of the element in group 2 and period 7 of the periodic table.