About cells Student activity Play

Addition reaction – hydrogenation Student activity Play

Additional information contained in chemical equations Student activity Play

Air pollutants Student activity Play

Air pollution Whiteboard exercise Play

Air pollution Student activity Play

Air pollution with nitrogen monoxide Slideshow Play

Alcohols containing one hydroxyl group Animation Play

Algebraic method Animation Play

Algorithm of the equation for hydrocarbon combustion Animation Play

Alkanes Whiteboard exercise Play

Alkanes Student activity Play

Alkyl groups Student activity Play

Analysis of the products of total combustion Slideshow Play

Analytical tests in organic chemistry Whiteboard presentation Play

Analytical tests in organic chemistry Class activity Play

Atmospheric carbon dioxide Student activity Play

Atmospheric carbon dioxide Animation Play

Balancing chemical equations Animation Play

Balancing chemical equations. Part 1 Student activity Play

Batteries Illustration Play

Breaking and making the bonds in combustion reaction of methane Animation Play

Burning of methane Whiteboard exercise Play

Butene Illustration Play

Calculations involving Kp Student activity Play