1. Chapter 10
Vocabulary
Bonding and Chemical
Compounds

2. Valence Electron
The electrons that are located in the highest energy level of an atom and that are involved in chemical bonding.

3. A representation of the valence electrons in an atom.
Electron Dot
Diagram
A representation of the valence electrons in an atom.

4. The force of attraction that holds two atoms together.
Chemical Bond
The force of attraction that holds two atoms together.

5. An atom or group of atoms that has become electrically charged.
Ion
An atom or group of atoms that has become electrically charged.

6. The attraction between oppositely charged ions.
Ionic Bond
The attraction between oppositely charged ions.

7. A compound that consists of positive and negative ions.
Ionic Compound
A compound that consists of positive and negative ions.

8. Symbols that show the elements in a compound and the ratio of atoms.
Chemical Formula
Symbols that show the elements in a compound and the ratio of atoms.

9. Subscript
A number in a chemical formula that tells the number of atoms in a molecule or the ratio of elements in a compound.

10. A chemical bond formed when two atoms share electrons.
Covalent Bond
A chemical bond formed when two atoms share electrons.

11. A compound that is composed of molecules.
Molecular
Compound
A compound that is composed of molecules.

12. A neutral group of two or more atoms held together by covalent bonds.
Molecule
A neutral group of two or more atoms held together by covalent bonds.

13. A covalent bond in which electrons are shared equally.
Non-Polar Bond
A covalent bond in which electrons are shared equally.

14. A covalent bond in which electrons are shared unequally.
Polar Bond
A covalent bond in which electrons are shared unequally.

15. Metallic Bond
An attraction between a positive metal ion and the electrons surroundings.

16. Crystal
A solid in which the atoms are arranged in a pattern that repeats again and again.

17. Naica Mine

18. Acid
A substance that tastes sour, reacts with metals and carbonates, and turns blue litmus paper red.

19. A compound that changes color in the presence of an acid or a base.
Indicator
A compound that changes color in the presence of an acid or a base.

20. Base
A substance that tastes bitter, feels slippery, and turns red litmus paper blue.

21. Neutralization A reaction of an acid with a base, yielding a solution
that is not as acidic of basic as the starting solutions were.

22. Salt
An iconic compound made from the neutralization of an acid with a base.

23. A range of values used to indicate how acidic or basic a substance is.
ph Scale
A range of values used to indicate how acidic or basic a substance is.