Chapter 3
3. Atoms
3.1. The Atoms are:_________________________________________________________________
3.1.1. Foundations of Atomic Theory
3.1.1.1. Law of _________________________________________________________________
3.1.1.1.1. States: _______________________________________________________________
3.1.1.2. Law of _________________________________________________________________
3.1.1.2.1. States: _______________________________________________________________
3.1.1.2.1.1. This is regardless of: ________________________________________________
3.1.1.3. Law of _________________________________________________________________
3.1.1.3.1. States: _______________________________________________________________
3.1.2. Dalton’s Atomic Theory
3.1.2.1. States: _______________________________________________________________
3.1.2.2. Atoms of a given element are identical in:________,_________,________
3.1.2.2.1. Atoms of different elements differ in:________,_________
3.1.2.3. Atoms cannot be: _____________________________________________________
3.1.2.4. Atoms of different elements combine:__________________________________________
3.1.2.5. In chemical reactions, atoms are:________,_________,________
3.1.3. Modern Atomic Theory has:______________________________________
3.2. The Structure of the Atom
3.2.1.1. Atom is:_________________________________________________________________
3.2.2. Discovery of the Electron was by:__________________________________________________
3.2.2.1.1. Objects within:________________________________________________________
3.2.2.1.2. Objects could:________________________________________________________
3.2.2.1.3. The ray could be:_______________________________________________________
3.2.2.1.4. The waves were:______________________________________________________
3.2.2.2. Charge and Mass of the Electron
3.2.2.2.1. Atoms are neutral:______________________________________________________
3.2.2.2.2. Electron mass is:______________________________________________________
3.2.3. Discovery of the Atomic Nucleus
3.2.3.1.1. Rutherford’s found _______________ with his ____________________ experiment
3.2.3.2. Composition of the Atomic Nucleus:________,_________,________
3.2.3.2.1. The masses are:________,_________,________ kg
3.2.3.3. Forces in the Nucleus are:_______________________________________________
3.2.4. The Sizes of Atoms
3.2.4.1. Measured in:______________________________________________
3.2.4.2. Atomic Radii range:_____________________________________________
3.2.4.3. Nucleus Radii are:_____________________________________________
3.3. Counting Atoms
3.3.1. Atomic Number (Z) is:____________________________________________________________
3.3.2. Isotopes are:_________________________________________________________________
3.3.3. Mass Number is:_________________________________________________________________
3.3.4. Designating Isotopes
3.3.4.1. Hyphen Notation is:__________________________________________________________
3.3.4.2. Nuclide is:_________________________________________________________________
3.3.5. Relative Atomic Mass
3.3.5.1. Atomic Mass Unit (amu) is:____________________________________________________
3.3.5.2. Isotopes have _____________________, but they do not ________________________
3.3.6. Average Atomic Mass of Elements
3.3.6.1. Average Atomic Mass is:____________________________________________________
3.3.6.2. Calculating Average Atomic Mass
3.3.7. Relating Mass to Numbers of Atoms
3.3.7.1. The mole (mol) is:___________________________________________________________
3.3.7.2. Avogadro’s Number is:_______________________________________________________
3.3.7.3. Molar Mass is:______________________________________________________________
3.3.7.4. Gram/Mole Conversions are:___________________________________________________