Answer | Crossword Clue |
---|---|
ARGON | Neighbor of krypton on the periodic table |
XENON | It's under krypton on the periodic table |
IRON | Neighbor of cobalt on the periodic table |
IODINE | Neighbor of xenon on the periodic table |
TIN | Antimony's neighbor on the periodic table |
NEON | Fluorine neighbor in the periodic table |