Salts of weak acids and strong bases Whiteboard exercise Play

Salts of weak acids and strong bases Student activity Play

Salts of weak acids and weak bases Animation Play

Salts of weak acids and weak bases Student activity Play

Skin irritation Animation Play

Sodium hydroxide Animation Play

Sodium hydroxide Animation Play

Solubility curve for calcium hydroxide Whiteboard exercise Play

Solubility of hydroxides Whiteboard exercise Play

Solution of calcium hydroxide Illustration Play

Standard solutions Student activity Play

Strong bases Animation Play

Strong bases Animation Play

Sweets destroy our teeth Animation Play

Testing for ions Whiteboard presentation Play

Testing for ions Class activity Play

The density of alkaline earth metals Animation Play

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

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

The period number and the number of electron shells Animation Play

The physical properties of the s-block metals (1) Student activity Play

The physical properties of the s-block metals (2) Student activity Play

The reaction between carbon dioxide and sodium hydroxide Animation Play

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

The reactions between some cations and hydroxide solutions Student activity Play