GCSE Chemistry - Periodic Table

This episode details the key ingredients in fertilisers: nitrogen, phosphorus, and potassium. It outlines the chemical production of nitrogen-based fertilisers, specifically ammonium nitrate, highlighting its rich nitrogen content due to its dual sources. We explain that phosphat ...  Show more

In this episode, we look at plants and nitrogen.Plants require nitrogen to produce proteins necessary for growth. While the atmosphere is full of nitrogen gas, plants cannot directly utilise this form. Instead, they absorb soluble nitrates from the soil. Crop harvesting depletes ...  Show more

If you’ve ever wanted to listen to two totally untrained, non-chemists who are fully unqualified to explain how the periodic table works nervously explain how the periodic table works, then this episode is for you. Chemistry majors, be warned.See omnystudio.com/listener for priva ...  Show more

The periodic table is an invaluable tool for scientists across the planet -- but how does it work? In this episode, Allison and Robert explore the creation of the periodic table. Tune in to learn more about the history and structure of the periodic table.

You’ve seen it in your science classrooms, and there was probably a copy of it on the inside cover of your chemistry book. Maybe if you are a real nerd, you might even have your own personal copy. Yet its very creation was a revolutionary breakthrough that helped scientists and ...  Show more

Liz looks at stomata for your GCSE Biology exam. In this episode, she will look at the stomata and how they are controlled by guard cells. Ideal for preparing for your GCSE Biology exam. For more info visit < ...