Chemical Reactions: A chemical reaction is a process where the substances 8unbdergo a change in their chemical composition. The substances that enter the reaction are called reactants that are then ...

Note: This video is designed to help the teacher better understand the lesson and is NOT intended to be shown to students. It includes observations and conclusions that students are meant to make on ...

It's important to remember which elements exist as molecules, and which do not. Take care to use the correct form in chemical equations involving these elements.

CBSE Class 10 Science revision notes for Chapter 1 Chemical Reactions and Equations are available here. These notes are entirely according to the latest CBSE syllabus of Class 10 Science. Check these ...

When using chemical formula it is possible to calculate the percentage composition of the chemical. This can be useful when extracting metals from ores or when making fertilisers for specific plants.

This module teaches fundamental concepts in chemical kinetics for General Chemistry using examples of water quality and water treatment. Key chemistry topics include concentration vs. time data; rate ...