yTeach - Teaching resources and tools


	[Illustration] The constituents of dry air \| Play

	[Student activity] Are all atoms of the same element identical? \| Play

	[Animation] Distillation of liquid air \| Play

	[Animation] Molar mass and density of air \| Play

	[Whiteboard exercise] Calculating the relative molecular mass of a compound \| Play

	[Class activity] Air \| Play

	[Class activity] Air drag \| Play

	[Whiteboard presentation] Air \| Play

	[Student activity] Air \| Play

	[Student activity] Air drag \| Play

	[Student activity] Air pollution \| Play

	[Student activity] Air resistance \| Play

	[Student activity] Air resistance in action \| Play

	[Student activity] Arrangement of chemical elements in the periodic table \| Play

	[Student activity] Atoms and elements \| Play

	[Student activity] Calculating the isotopic composition of an element \| Play

	[Student activity] Calculations involving Kp \| Play

	[Student activity] Carbon – the unique chemical element \| Play

	[Student activity] Causes of ion formation (1) \| Play

	[Student activity] Chemical equations \| Play

	[Student activity] Composition of air \| Play

	[Student activity] Compound interest \| Play

	[Student activity] Coupling patterns: 1H atoms on oxygen and nitrogen \| Play

	[Student activity] Determination of the molecular structure of an unknown compound \| Play

	[Student activity] Determining the formula of a compound knowing the valence of its elements \| Play