Ch.2 Atoms and the Periodic TableWorksheetSee all chapters
All Chapters
Ch.1 Matter and Measurements
Ch.2 Atoms and the Periodic Table
Ch.3 Ionic Compounds
Ch.4 Molecular Compounds
Ch.5 Classification & Balancing of Chemical Reactions
Ch.6 Chemical Reactions & Quantities
Ch.7 Energy, Rate and Equilibrium
Ch.8 Gases, Liquids and Solids
Ch.9 Solutions
Ch.10 Acids and Bases
Ch.11 Nuclear Chemistry
Sections
The Atom (Simplified)
Subatomic Particles (Simplified)
Isotopes
Ions (Simplified)
Atomic Mass (Simplified)
Atomic Mass (Conceptual)
Periodic Table: Element Symbols
Periodic Table: Classifications
Periodic Table: Group Names
Periodic Table: Representative Elements & Transition Metals
Periodic Table: Elemental Forms (Simplified)
Periodic Table: Phases (Simplified)
Law of Definite Proportions
Atomic Theory
Rutherford Gold Foil Experiment
Wavelength and Frequency (Simplified)
Electromagnetic Spectrum (Simplified)
Bohr Model (Simplified)
Emission Spectrum (Simplified)
Electronic Structure
Electronic Structure: Shells
Electronic Structure: Subshells
Electronic Structure: Orbitals
Electronic Structure: Electron Spin
Electronic Structure: Number of Electrons
The Electron Configuration (Simplified)
Electron Arrangements
The Electron Configuration: Condensed
The Electron Configuration: Exceptions (Simplified)
Ions and the Octet Rule
Ions and the Octet Rule (Simplified)
Valence Electrons of Elements (Simplified)
Lewis Dot Symbols (Simplified)
Periodic Trend: Metallic Character
Periodic Trend: Atomic Radius (Simplified)
Additional Practice
Thomson's Cathode Ray Tube Experiment
The Chadwick Neutron Experiment
Emission Spectrum of Hydrogen

Lewis Dot Symbols represent the outer shell electrons of an element.

Lewis Dot Symbols

Concept #1: Lewis Dot Symbols

Expert Q&A

Ask unlimited questions and get expert help right away.

Example #1: Which element will possess the most valence electrons?

Expert Q&A

Ask unlimited questions and get expert help right away.

Concept #2: Drawing Lewis Dot Symbols

Expert Q&A

Ask unlimited questions and get expert help right away.

Example #2: Draw the Lewis Dot Symbol for the following element: Te

Expert Q&A

Ask unlimited questions and get expert help right away.

Practice: Draw the Lewis Dot symbol for the following element: Sr

Practice: Draw the Lewis Dot symbol for the following element: Pb

Practice: Draw the electron-dot symbol for the following element: Rn

Expert Q&A

Ask unlimited questions and get expert help right away.