Chemistry Crossword Puzzle
Across
- 5. lowest temperature that a liquid will ignite
- 6. acid
- 10. metals/the first group on the periodic table is the __________
- 11. found in pairs
- 12. reaction that occurs when two different atoms join together to make a --molecule
- 13. reaction when two different molecules switch atoms
- 14. + O2 → H2O + CO2
- 15. that have both a metal atom and a nonmetal atom
- 19. reaction in which molecules break down
Down
- 1. atom that has either gained or lost an electron
- 2. ability for a material to be flattened or rolled
- 3. that change colour depending on if it is exposed to a acid or base
- 4. outermost shell in an atom
- 7. formed with no metals
- 8. ability to be dissolved into a liquid
- 9. order for neutralization to occur, a salt and ____ must be made in a reaction
- 16. gases/the most stable element group on the periodic table is the _______
- 17. bond/the bond formed when two atoms share electrons
- 18. ability for a material to be stretched