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"Chemistry and Society Crossword": HTML5 Crossword

Across

6. Which gas is known as the "silent killer"? (6,8)
8. What is the last element in group 8B? (6)
9. Is Sulfur a Metal, Metalloid, or a Nonmetal? (8)
12. What is the common name for the chemical family 8A? (5,3)
13. Is He an element or compound? (7)

Down

1. What does AQI stand for? (3,7,5)
2. Is NaCl a element, compound, or mixture? (8)
3. What AQI color is used for "very unhealthy"? (6)
4. What level of the atmosphere has the "bad ozone"? (11)
5. What is silicon's atomic number? (8)
7. What is the last element in period 5? (5)
10. Is thallium a metal, nonmetal, or metalloid? (5)
11. Most elements are? (6)

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