rasika kulathunga 
Water Electrolysis Experiment: Cathode/Anode Reactions + Gas Tests
Introduction In our previous blog, we explained the basics of electrolysis and how electricity can drive chemical changes that do not happen on their own. In this post, we will look at one of the simplest and most important examples: the electrolysis of water. This school experiment is a clear …
Common GCSE Chemistry Mistakes: Acids, Bases & Salts Explained
Common GCSE Exam Mistakes (Acids, Bases and Salts) Mistake 1: Confusing Strong and Concentrated Acids (GCSE Chemistry) One of the most common mistakes in GCSE Chemistry is confusing the terms strong and concentrated when describing acids. Although these words sound similar, they mean completely different things and cannot be used …
Acids, Bases and Alkalis Explained (GCSE Chemistry) | pH Scale, Indicators & Salts
Introduction: Acids, Bases and Alkalis What is the first thing that comes to your mind when you think about acids and bases?Most people think about the acid in their stomach or the citric acid in lemons when they hear the word acid. When they think about bases, they often remember …