The ionic character of s-block-metal compounds Whiteboard exercise Play

The law of periodicity and the properties of elements Animation Play

The meaning of the chemical formulae Whiteboard exercise Play

The melting points and boiling points of transition elements Animation Play

The modern periodic table Student activity Play

The modern periodic table Animation Play

The modern periodic table (1) Student activity Play

The modern periodic table (2) Student activity Play

The names of elements Animation Play

The nature of chemical reactions Student activity Play

The oxidation states of elements in compounds or ions Whiteboard exercise Play

The percentage of biogenic elements in the human organism Illustration Play

The periodic table Student activity Play

The periodic table of the elements Whiteboard presentation Play

The periodic table of the elements Class activity Play

The properties of chemical compounds and their constituent elements Slideshow Play

The properties of chemical compounds and their constituent elements Student activity Play

The reaction between nitrogen and hydrogen Animation Play

The reaction between sodium and water Animation Play

The reaction of sodium hydroxide solution with a solution of a zinc(II) salt Whiteboard exercise Play

The relationship between atomic structure and the position of elements in periods Whiteboard exercise Play

The relationship between atomic structure and the position of elements in periods Student activity Play

The relationship between the electronegativity of elements and the chemical properties of their compounds Student activity Play

The role of enzymes in chemical digestion Animation Play

The stability of alkaline-earth-metal carbonates Student activity Play