Across
- 1. Indicates acidity and alkalinity
- 3. Number of protons in an atom’s nucleus it it's
- 4. two types unite atoms into groupings such as crystals and molecules and this is called a chemical ____?
- 6. consists of protons, neutrons and electrons
- 9. A substance that cannot be broken down into two or more different substances
- 10. negatively charged found on the peripheral cloud
- 14. interaction between two atoms that occurs as a result of activity between electrons in their outermost energy levels is called a chemical ____?
- 15. Type of compound that does not have Carbon in it.
- 16. Compound that results from the chemical interaction of an acid and a base
- 17. consists of groupings of atoms of two or more elements
- 18. Two or more atoms covalently joined together
Down
- 2. Which type of bond forms when electrons are unequally shared?
- 3. neutral/no charge in the nucleus
- 5. anything that occupies space and has mass
- 7. positively charged in the nucleus
- 8. Involve the formation or breaking of bonds.
- 11. Atoms with fewer or more than 8 electrons in the outer energy level will attempt to loose, gain, or share electrons with other atoms to achieve stability. Is what rule...?
- 12. Any substance that releases a Hydrogen ion (H+) when in a solution
- 13. _____ of an element contain the same number of protons but different number of neutrons?
- 18. Mass of a single element is its atomic...?