Chemistry Crossword 2

6. Together, all the forms of electromagnetic radiation form the ___________.
10. wave length symbol
11. an element that has some characteristics of metals and some characteristics of nonmetals
12. The amount of a substance that contains as many particles as there are atoms in exactly 12 g of carbon-12.
13. an element that is a good conductor of heat and electricity
14. The distance between corresponding points on adjacent waves.
16. the mass of one mole of a pure substance
17. Defined as the number of waves that pass a given point in a specific time, usually one second.
19. number of protons in a nucleus

1. atoms of the same element that have different masses
2. general term of any isotope of any element
3. The minimum quantity of energy that can be lost or gained by an atom.
4. the symbol of y
5. The lowest energy state of an atom
6. A form of energy that exhibits wavelike behavior as it travels through space.
7. A state in which an atom has a higher potential energy than it has in its ground state.
8. the weighted average of the atomic masses of the naturally occurring isotopes of an element
9. Refers to the emission of electrons from a metal when light shines on the metal.
15. the smallest particle of an element that retains the chemical properties of that element
18. A particle of electromagnetic radiation having zero rest mass and carrying a quantum of energy.