Across
- 2. Composed of simple sugars.
- 5. The resulting materials of a chemical reaction.
- 7. The starting materials a chemical reaction.
- 9. Composed of amino acids.
- 12. The bond that forms between polar molecules.
- 13. A scale indicating how acidic or basic a solution is.
- 15. Electrolytes that release hydrogen ions H+.
- 16. Atoms with the same atomic number but different atomic weights.
- 18. Fats, oils, and waxes.
- 20. A "replacement" reaction. Atoms of different molecules trading positions in the other molecule.
- 21. A reaction of atoms combining into larger molecules.
Down
- 1. Acids that RNA and DNA are composed of.
- 3. The formula that represents the arrangement of atoms in a molecule.
- 4. The bond that forms when atoms share an electron unequally.
- 6. Atoms that gain or lose an electron(s)
- 8. A reaction of molecules separating into smaller ones.
- 10. Substances that release ions in water.
- 11. The bond that forms when atoms share an electron.
- 14. The formula that depicts the number of each type of atom in a molecule.
- 17. Substances that combine with hydrogen ions.
- 19. The bond that forms when one atom takes an electron from another.