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295 courses

23 Extended response - Atmospheric science

Atmospheric science is the study of Earth's atmosphere, its processes, and how it interacts with other systems. Understanding these interactions is crucial for evaluating comp...

Open eLMS Created 23/03/2026

3-D shapes

Three-dimensional (3-D) shapes, also known as solids, are objects that occupy space and have length, width, and height. Unlike two-dimensional shapes which are flat, 3-D shape...

Open eLMS Created 25/11/2025

Adding and Subtracting

This course provides a foundational understanding of adding and subtracting numbers without a calculator, a core skill for GCSE Maths. It covers essential mental methods for q...

Open eLMS 4.0(7) Created 13/08/2025

Addition Polymerisation

Polymers are large molecules, also known as macromolecules, formed from the covalent bonding of many smaller, identical or similar units. These giant molecules consist of repe...

Open eLMS Created 23/03/2026

Alcohols

Welcome to this learning session on Alcohols In this course we shall address:Alcohol Functional GroupEthanol Structure and PropertiesCommon Alcohol ReactionsAlcohol Production...

Open eLMS Created 23/03/2026

Alcohols: Structure and Reactions

Alcohols are a class of organic compounds characterized by the presence of a hydroxyl functional group, which is an -OH group, attached to a saturated carbon atom. This functi...

Open eLMS Created 23/03/2026

Algebraic Indices

This course provides a comprehensive guide to algebraic indices, building upon foundational numerical index concepts. Learners will explore the four fundamental index laws, un...

Open eLMS 5.0(1) Created 16/09/2025

Alkanes

Hydrocarbons are organic compounds composed solely of hydrogen and carbon atoms. They form the backbone of many organic molecules and are fundamental to understanding organic...

Jesrael Created 23/03/2026

Alkene Addition Reactions

Welcome to this learning session on Alkene Addition Reactions In this course we shall address:Alkene Addition Reactions OverviewHydrogenation and HalogenationAlkene Hydration...

Open eLMS Created 23/03/2026

Alkene Reactions

Alkenes are unsaturated hydrocarbons characterized by at least one carbon-carbon double bond (C=C). This double bond makes them significantly more reactive than alkanes, which...

Open eLMS Created 23/03/2026

Alkenes

Alkenes are a class of hydrocarbons, which are organic compounds composed solely of carbon and hydrogen atoms. They are distinct from alkanes due to a specific structural feat...

Open eLMS Created 23/03/2026

Angles in polygons

Polygons are closed two-dimensional shapes made up of straight line segments. Understanding the angles within and outside these shapes is crucial for various geometric problem...

Open eLMS Created 21/01/2026