Early attempts to classify chemical elements Whiteboard exercise Play

Early attempts to classify chemical elements Student activity Play

Early attempts to classify chemical elements Whiteboard exercise Play

Early attempts to classify chemical elements (1) Student activity Play

Early attempts to classify chemical elements (2) Student activity Play

Electron configuration Student activity Play

Electron configuration Whiteboard exercise Play

Electron configuration and periodic trends of transition elements Whiteboard presentation Play

Electron configuration and periodic trends of transition elements Class activity Play

Electron configuration of elements Whiteboard exercise Play

Electron configuration of elements Student activity Play

Electron configuration of few first elements Animation Play

Electron configuration of Group 1 elements Animation Play

Electron configuration of s-block elements Animation Play

Electron configuration of some of the elements Animation Play

Electron configuration of the s-block elements Whiteboard exercise Play

Electron configuration of the s-block elements Student activity Play

Electron configurations of Period 3 elements Animation Play

Electronegativity of Period 3 elements Illustration Play

Elements Whiteboard presentation Play

Elements Whiteboard presentation Play

Elements Class activity Play

Elements Whiteboard exercise Play

Elements Student activity Play

Elements Class activity Play