The electron configuration of an atom and its position in the periodic table Student activity Play

The electron configuration of an element and its position in the periodic table Animation Play

The electronegativity concept Illustration Play

The electronegativity concept Student activity Play

The elements of life Chart Play

The energy required for the extraction Whiteboard exercise Play

The graph of the sine function Student activity Play

The graph of the tangent function Student activity Play

The history of the periodic table Animation Play

The history of the periodic table Animation Play

The ionic character of s-block-metal compounds Student activity Play

The law of periodicity and the properties of elements Animation Play

The locations of metals in the periodic table Animation Play

The locations of metals in the periodic table Whiteboard exercise Play

The locations of metals in the periodic table Student activity Play

The modern periodic table Whiteboard exercise Play

The modern periodic table Whiteboard exercise Play

The modern periodic table Animation Play

The modern periodic table Student activity Play

The modern periodic table (1) Student activity Play

The modern periodic table (2) Student activity Play

The molar mass Student activity Play

The Moon as a periodic model Animation Play

The movement of the water wheel Whiteboard exercise Play

The octet rule Animation Play