Chemistry Term Vocabulary Crossword Puzzle

QUESTIONS LIST:

• intermolecular : _ force - attraction between molecules or particles affecting the physical properties of a substance.
• chemical equation : representation of a chemical change that shows formulas
• coefficient : the number before a molecular formula, representing the number of molecules
• synthesis : reaction in which 2 or more substances combine forming new compound.
• reactant : starting substance in a chemical reaction, is used up to make products
• dipole dipole : attractive forces between the positive end of one polar molecule and the negative end of another polar molecule.
• hydrogen bonding : strongest imf. present when a hydrogen atom covalently bonded to a very electronegative atom such as a n, o, or f atom.polarity: the distribution of electrical charge over the atoms joined by the bond.
• product : new substance formed in a chemical reaction
• double replacement : reaction in which ions of 2 compounds trade places forming 2 new compounds.
• subscript : the small number after an element symbol in a molecular formula, representing the number of a type of atom
• dispersion : weakest imf; occur between all molecules and are caused by induced dipoles.
• decomposition : reaction in which one compound breaks down into 2 or more substances
• combustion : reaction in which a substance combines with oxygen releasing energy as heat or light
• chemical change : process that forms new substances, chemical formulas change
• lone pair : a non-bonded pair of electrons assigned to only one atom in a molecule.
• single replacement : reaction in which one element replaces another in a compound