Infra-red spectrum of hexane Illustration Play

Infra-red spectrum of propan-2-ol Illustration Play

Infra-red spectrum of tetrachloromethane Illustration Play

Integers on the number line Whiteboard exercise Play

Integrated NMR spectrum Animation Play

Intercept form of a straight-line equation Student activity Play

Intercept form of a straight-line equation Animation Play

Interior and exterior angles Animation Play

Interpolation and extrapolation Student activity Play

Interpolation and extrapolation Whiteboard exercise Play

Interpretation of the atomic spectrum of hydrogen Student activity Play

Interpretation of the atomic spectrum of hydrogen Whiteboard exercise Play

Interpreting an infra-red spectrum Animation Play

Intersection points (1) Class activity Play

Intersection points (1) Whiteboard presentation Play

Intersection points (2) Class activity Play

Intersection points (2) Whiteboard presentation Play

Intersection points of function graphs Student activity Play

Ionic compounds of s- and p-block metals are generally colourless Animation Play

Is it translation or rotation or reflection? Student activity Play

Is the equation unique? Student activity Play

Isosceles triangles and symmetry Student activity Play

Lena's way Animation Play

Light Student activity Play

Light and photosynthesis Student activity Play