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Biology Notes

Application Of Electrochemical Cells, Primary and Secondary cells

CONTENT Distinction between Primary and Secondary Cells Types of Electrochemical Cells. APPLICATION OF ELECTROCHEMICAL CELLS       Electrochemical cells are widely used […]

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Biology Notes

Electrochemical Cells

CONTENT Electrolytic and Electrochemical Cells with their differences. Drawing and Writing of Cell Diagrams. Standard Electrode Potential. Calculation of e.m.f […]

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Biology Notes

Faraday’s Laws Of Electrolysis

CONTENT Faraday First and Second laws of electrolysis. Verification of Faraday’s Laws of Electrolysis. Calculations based on Faraday’s Laws. FARADAY’S […]

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Biology Notes

ELECTROLYSIS OF SOME ELECTROLYTES ELECTROLYSIS OF CONCENTRATED SODIUM CHLORIDE SOLUTION (BRINE) USING GRAPHITE ANODE

At the anode: Both Cl– and OH– migrate to the anode on passing direct current to compete for discharge. Cl– […]

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Biology Notes

Electrolysis

CONTENT Meaning of Electrolysis Definition of Terms Preferential Discharge of Ions during Electrolysis. ELECTROLYSIS Chemical decomposition of a substance can […]

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Biology Notes

Ionic Theory, Electrovalent and Covalent bonds, Electrolytes, Conductors and non-conductors

CONTENT Distinguish between: Electrovalent and Covalent Compounds. Electrolytes and Non-electrolytes. Weak and Strong Electrolytes. Conductors and Non –conductors. IONIC THEORY […]

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Biology Notes

Oxidizing And Reducing Agents

CONTENT Identification of Oxidizing and Reducing agents Balancing of Redox equation in Acidic and Alkaline medium OXIDIZING AND REDUCING AGENTS […]

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Biology Notes

Types Of Reaction, Catalyst, Oxidation and Reduction and IUPAC naming

CONTENT Definition of Oxidation and Reduction. Relationship between Oxidation number and IUPAC naming TYPES OF REACTIONS Chemical reactions are changes […]

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Biology Notes

Periodic Trends in Periodic Table

CONTENT The Periodic Properties of Elements: Atomic size, Ionic size, Ionization Energy, Electron Affinity, Electronegativity down the group and across […]

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Biology Notes

The Periodic Table

CONTENT• Historical Development of the Periodic Table/Periodic Law.• Features of the Periodic Table.• Periodic Classification into Blocks and Families.• Families […]