KhanAcademy
(videos by topic)
Bozeman clips (by topic)
Crash Course videos
General Chemistry Starting Points for Students
(tutorials by topic)
Essential Chemistry
(animations by topic)
High School Chemistry Forum
Chemistry Animations
Online periodic table
Chemistry Interactive Review
ChemTutor
Wolfram Alpha
Quizlet (vocab help with flashcards)
Periodic Table with QR Codes
(informational videos on elements - requires scan app)
CliffsNotes Chemistry