Electron configuration of an iron Animation Play

Electron configuration of Group 1 elements Animation Play

Electron configuration of halogens Animation Play

Electron shells and subshells Whiteboard exercise Play

Electron shells and subshells (2) Student activity Play

Electron spin. Pauli's exclusion principle Student activity Play

Electronegativity Animation Play

Electronegativity and polarity Whiteboard presentation Play

Electronegativity and polarity Class activity Play

Elements in Group 18 Student activity Play

Elements of Group 17 Student activity Play

Elements of Group 17 Whiteboard exercise Play

Elements of Group 17 Whiteboard presentation Play

Elements of Group 17 Class activity Play

Elements of Group 17 Whiteboard exercise Play

Elements of Group 17 Student activity Play

Elevator Animation Play

Emmanuel's and Lena's number Whiteboard exercise Play

Emmanuel's number Animation Play

Empirical formula Student activity Play

Encoding numbers Student activity Play

Equal number of votes Animation Play

Equal numbers Whiteboard exercise Play

Equal numbers – wrong steps in proof Whiteboard exercise Play

Equally accurate rounding Student activity Play