Periodic Table

Clues in this puzzle

Across

• Five-cent element often used in stainless steel (6)
• Element number five used in heat-resistant glassware (5)
• Colorless, odorless radioactive gas that can leak into basements (5)
• Strong, light metal used in aerospace and joint replacements (8)
• Metallic element found at the core of the Earth and your blood (4)
• Noble gas that gives Times Square its glow (4)
• Metal used to coat cans, symbolized by Sn (3)

Down

• Transition metal known for its deep blue pigment (6)
• Dense metal once used in pipes and paint, now in batteries (4)
• Heavy element named after the seventh planet (7)
• Lightweight metal used for foil and soda cans (8)
• The backbone of life and the primary component of diamonds (6)
• Halogen used as an antiseptic that turns starch purple (6)
• The standard of currency for millennia with symbol Au (4)

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