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Periodic Table Crossword

Horizontales
Element with 4 valence electrons in the 4th energy level
The name of SiBr is silicon __________
In a molecule of sodium phosphide there are this many sodium ions
Element with the symbol Hg
Formula for gallium nitride
Electrons in the outermost energy level
Name of compound with the formula CaO
A noble gas with an atomic mass of 131
An atom with 56 protons and 81 neutrons is an isotope of this element
Uranium, thorium, and neptunium are part of this series
Formula for table salt
Element with the atomic number 73
A neutral particle in the nucleus of an atom
A substance made from only non-metals
Element with 6 valence electrons and 3 energy levels
Behaves like a metal but is actually a non-metal
Verticales
The numbers down the left side of the periodic table represent these
A positively charged particle in the nucleus of an atom
Helium, neon, and argon are called this
A compound made of a metal and a non-metal
A transition metal with 26 electrons
A negatively charged particle
Disulfur nonaiodide has this many iodine atoms
An element with 2 electrons in the first shell, 8 electrons in the second shell, and 2 electrons in the valence shell
Element with the symbol W
Element with 51 protons
Element with 50 neutrons and 39 electrons