Chemistry Vocabulary

4. _______ is an atom or collection of atoms where the ratio of electrons to protons is different.
6. A molecule made up of two identical atoms is a _____________.
8. a mixture of two or more distinct chemical elements mixed in a certain ratio is a ________.
11. An amount that is multiplied by a letter is a __________.
12. An atom (or a collection of atoms) receives or loses electrons, compounds consisting of ions that produce charged particles are created are _______.
13. A process when one ingredient of a compound is replaced for another is a _____________.
14. A discovered symbol that is written under the element is a ___________.

1. ______________ happens when the ionic components of two compounds are swapped, creating two new compounds.
2. _________ is the exchange of several electron pairs between two atoms.
3. A material that remains after a chemical event has taken place is a _________.
5. A two-valence electron chemical connection between two atoms is a __________.
6. A chemical process where one reactant disintegrates into two or more products is _________.
7. __________ is a chemical reaction that produces heat when a material interacts quickly with oxygen.
9. A material that undergoes a chemical reaction when mixed with another substance is a ________.
10. The blending of concepts to create a theory or system is a _________.