Ions and Polyatomic Ions

An online crossword puzzle with 13 words. Play it free at AgileCrosswords.com.

Clues

• several atoms that act like one ion
• the second alkaline earth metal
• sharing pairs
• first halogen ion
• last halogen ion
• negative ion
• type of # that indicates charge on transition metals
• 1 C and 3 O
• not a metal but first in the first metal family
• 1 S and 4 O
• positive ion
• only bonds covalently
• opposites attract

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