Across
- 1. The combination of 2 or more elements physically mixed
- 2. This atom has a different number of neutrons in the nucleus than normal
- 4. This atom has a different number of electrons than normal
- 7. Macromolecule that has a carbon:hydrogen:oxygen ratio of 1:2:1
- 9. The charge of a proton
- 10. A substance that dissolves other substances
- 12. This is two or more elements chemically combined
- 15. The attraction of molecules of different substances
- 16. Macromolecule made up of carbon, phosphate, and nitrogen
- 17. The charge of an electron
- 18. Mixtures of water and nondissolved substances
- 19. This bond is the transfer of electrons from one element to another
Down
- 1. Smallest unit of most compounds
- 3. The substance dissolved in a solution
- 5. The scale of acids and bases that goes from 0-14
- 6. Macromolecule that is mostly carbon and hydrogen, and not soluable in water
- 7. This bond is a sharing of valence electrons between two elements
- 8. The basic building block of matter
- 11. The atomic _____ is the number of protons in an element
- 13. Macromolecule made up of nitrogen, carbon, hydrogen, and oxygen
- 14. The attraction of molecules of the same substance