CBSE 2024-25 Competency-Based Questions With Answers: The Central Board of Secondary Education (CBSE) has modified the question paper format for almost all the subjects of Classes 9 to 10. Now 50% of ...

NCERT Solutions for Class 10 Acids, Bases and Salts: For all those students who are seeking accurate and reliable solutions for all NCERT questions for Class 10 Science, here are the best-explained ...

Compounds are classified as acids, bases, and salts. Introduction to Acids, Bases and Salts: Compounds are classified as acids, bases, and salts based on the Arrhenius definition, and as acids or ...

The CBSE Class 10 Science exam is scheduled for February 25, 2026. Students can access the official syllabus, marking scheme, ...

The pH scale shows how acidic a substance is. Learn what pH means and how it is measured in this KS3 chemistry guide from BBC Bitesize. Neutralisation reactions Acids and alkalis react together in ...

The reactivity series shows metals in order of reactivity. The reactivity of a metal is related to its tendency to form positive ions. Iron and aluminium are extracted from their ores in various ways.