Across
- 8. All noble gases have a full outer...
- 10. Has a rating of 1 on the plastic rating scale
- 11. Molecules with only hydrogen, carbon and oxygen atoms are called this
- 12. A plastic whose shape cannot be changed
- 15. Mixture of two metals that do not bond
- 17. Greatest soccer player in the Central Coast
- 18. All elements with an atomic number larger than 94 are...
Down
- 1. LDPE is short for Low Density ____________
- 2. Water has the chemical name dihydrogen ________
- 3. Complete combustion of hydrocarbons produce carbon dioxide and this
- 4. Hydrocarbons with a double bond
- 5. When an ion loses electrons it's charge becomes...
- 6. A plastic that can be molded after heating
- 7. A polymer is made up of multiple of these
- 9. When an acid and a metal react, they produce hydrogen gas and this
- 10. Old name of oxygen
- 13. The second lightest element
- 14. An alcohol with four carbons is called a _____ol
- 16. Incomplete combustion produces this in the form of soot