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Chem Inter Ch. 2
Vocabulary from Ch. 2: Chemical Bonds and Compounds
| Question | Answer |
|---|---|
| chemical formula | an expression that shows the number and type of atoms joined in a compound |
| subscript | a number written to the right of a chemical symbol and slightly below it |
| ionic bond | the force of attraction between positive and negative ions |
| covalent bond | a pair of shared electrons between two atoms |
| molecule | a group of atoms held together by covalent bonds |
| polar covalent bond | a covalent bond in which the electrons are shared unequally |
| metallic bond | a special type of bond in which metal atoms share electrons equally in all directions. |