Across
- 6. A negatively charged particle that moves around the nucleus.
- 7. The process in which a single ligand forms multiple bonds with a central metal ion.
- 9. Visible, hot gas from burning substances.
- 11. A combination of two or more substances that do not chemically combine.
- 12. A slow chemical reaction between iron, water, and oxygen.
- 14. A mixture of two or more metals, or a metal and a non-metal.
- 17. A fixed circular path in Bohr’s model where electrons revolve around the nucleus.
- 18. The mixing of atomic orbitals to form new orbitals for bonding.
- 19. The smallest unit of matter that retains the properties of an element.
- 20. Regions in an atom where there is a high probability of finding electrons.
- 22. "Makes up most of the air we breathe, but we can't use it directly."
- 23. Atom or molecule with an electric charge.
Down
- 1. A chemical reaction in which a substance burns in oxygen to release heat.
- 2. A bond formed by sharing of electrons.
- 3. A reaction involving both oxidation and reduction."
- 4. Unequal sharing of electrons in a molecule causes this type of charge separation.
- 5. The amount of space an object or substance occupies.
- 8. A neutral particle found in the nucleus of an atom.
- 10. The chemical decomposition of a substance by passing electric current through it.
- 12. A chemical change producing new substances.
- 13. A compound formed from an acid and a base.
- 15. Measure of the amount of matter.
- 16. A substance with a sour taste and pH less than 7; turns blue litmus red.
- 21. The existence of an element in more than one physical form in the same state (like diamond )