Class 10 Science Chemical Reactions and Equations – Chapter Explanation

Class 10 Science Chemical Reactions and Equations – Chapter Explanation for Class 10 students, prepared by the teachers at Shubham Foundation Classes, Karnal. These chapter explanations follow the latest CBSE syllabus and NCERT textbook, and cover the points that are most often asked in school tests and board exams. Read the key points below, then download the complete 8-page PDF for free.

Key points: Chemical Reactions and Equations – Chapter Explanation

• A chemical equation must be balanced so that the number of atoms of each element is the same on both sides (law of conservation of mass).
• Types of reactions: combination, decomposition, displacement, double displacement and redox.
• Oxidation is gain of oxygen / loss of hydrogen; reduction is loss of oxygen / gain of hydrogen.
• Corrosion (rusting of iron) and rancidity (oxidation of fats and oils) are everyday effects of oxidation.

How to use these notes

1. Read the chapter once in your NCERT textbook.
2. Go through these chapter explanations and mark anything you find difficult.
3. Solve the textbook exercises, then revise from the notes again before your test.

Stuck on a question? Students of Shubham Foundation Classes can ask their teacher in class, or contact the institute.

Video lessons: Class 10 Science

• Chemical Reactions and Equations – Easy Explanation36:05