Labels:text | screenshot | font | diagram | line | display | number | parallel OCR: ELEMENT ATOMIC CHEMICAL ATOMIC ELECTRON SHELLS NAME NUMBER SYMBOL WEIGHT + Inner Outer -+ IT 12 DENSITY Gas, grams/liter @ 20º C ( Density can vary on treatment.) MELTING POINT 25 BOILING POINT 25 33 OXYIDATION NO'S ++ CRYSTAL SYM. "trystal Symmetry 28 DESCRIPTION USES COMMENTS: