Chemistry Crossword

1. Particles in a atom with a positive charge.
4. Particles in a atom with no charge.
6. A mixture in which pure substances are unevenly distributed throughout the mixture.
8. A change in which energy is taken in.
11. A binary compound where one element is hydrogen and the other is a nonmetal
15. Carbon dioxide gas in the atmosphere dissolving into the ocean
16. Releases energy.
18. Mixture of two or more metals
19. A positively charged ion
20. A solution with a pH of seven

2. An inorganic acid whose molecules contain oxygen, such as sulfuric or nitric acid
3. A negatively charged ion
5. Formed when one or more electrons are transferred from one atom to another
7. Particles in a atom with a negative charge.
9. A compound that does not ionize in a solution
10. A mixture of compounds that resist change in pH
12. A compound that has a pH of more than seven
13. A mixture in which substances are evenly distributed throughout the mixture.
14. A combination of chemical symbols and numbers to represent a substance
17. Compounds composed of cations and anions
18. A compound that has a pH of less than seven