Acids, Bases and Salts
Detailed interactive lessons, safety-first virtual experiments, solved board exercises, worksheets, and custom concept check quizzes.
Core Theory
This lesson introduces Core Theory, focusing on chemical equations, molecular compounds, atomic structures, and reaction kinetics.
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Core Theory
Central study node for "Core Theory". Links to all worksheets, simulations, and board study tools.
Learning Objectives
- Balance chemical equations according to conservation of mass.
- Calculate molecular masses and molar concentrations.
Prerequisites
- Basic understanding of physical properties and general science terms.
- Knowledge of preceding chapters and units.
Conceptual Pillars
Interactive Concept Playground
Quick Knowledge Check
Test your retention of the core principles explained in this unit.
Acids vs Bases Classifier
Sort these common household liquids and chemicals into their correct acidity columns.
Acids (pH < 7)
Bases (pH > 7)
Chemical Formulas Match
Find matching cards linking chemical names to their molecular symbols.
Detailed Scientific Theory
This chemistry lesson covers atomic structures, chemical bonds, periodic elements, and compound reactions related to Core Theory according to NCERT board syllabus guidelines.
Interactive Gas Evolution & Flame Test Apparatus
Explore the displacement reaction laboratory setup producing hydrogen gas bubbles.
Real-World Applications
Synthesis of fertilizers, plastics, and fuels relies on reaction kinetics and catalysts.
Daily Life Occurrences
- Observing metal rust (iron oxidation) on gates.
- Using yeast or baking powder to make bread rise (carbon dioxide release).
Did You Know?
- Water is one of the few chemical compounds that expands as it freezes.
- Helium is the only element that cannot be solidified by cooling alone under normal pressure.
Scientist Spotlights
Dmitri Mendeleev
Formulated the Periodic Law and created the framework for the Periodic Table.
Exam Trap Alert
Changing subscripts within molecular formulas while balancing reactions.
Only adjust coefficients in front of formulas. Subscripts define molecular identity.
Interactive Revision Center
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Core Theory
Chemistry bonds, reactions, and pH scales
Active Vocabulary
The combining capacity of an atom, determined by its outer electrons.
A scale measuring acidity or alkalinity based on hydrogen ion concentration.
Frequently Asked Questions
Downloads & Student Printouts
Printable Worksheet: Core Theory
Subject Lesson: Core Theory