Nearly everything at [HAD] is at least based on science in some way or another. If, however, you would like to do some actual scientific experiments with stuff around the house, [Observationsblog] ...

Discover how red cabbage can act as a natural pH indicator, revealing whether substances are acids or bases through beautiful color changes. pH is a measure that tells us how acidic or basic a ...

Some beverage products contain real fruit juice and some are made with artificial food dyes. Let’s do some chemistry experiments with a variety of beverages to see if they contain real fruit juices or ...

Explore 10 captivating chemistry experiments tailored for Class 10 students. From acid-base titration to crystal growth, these hands-on projects elucidate concepts like redox reactions, pH levels, and ...

An acid-base indicator is a substance that changes color as the pH of the solution changes. Indicators work because they are weak acids which when in solution, exist in equilibrium with their ...

Many chemicals can be classified as being acidic, neutral or alkaline by using indicators. The pH scale is used to measure acidity and alkalinity. When an acid is neutralised, it forms a salt. Making ...

Chapter 5 (Acids, Bases and Salts) of Class 7 Science NCERT Book (PDF) is available here for download in PDF format. Download and prepare for CBSE Class 7 Science exam. Chapter 5 (Acids, Bases and ...