FARADAY’S LAWS OF ELECTROLYSIS AND CALCULATIONS
Charge flow during electrolysis The coulomb is the electrolytic unit of charge. A current of one ampere is the rate… Read More »FARADAY’S LAWS OF ELECTROLYSIS AND CALCULATIONS
SS 2 Chemistry (1st, 2nd & 3rd term)
APPLICATIONS OF ELECTROCHEMICAL CELLS
The importance of electrochemical cells or galvanic cells lies in their ability to provide us with a portable source of… Read More »APPLICATIONS OF ELECTROCHEMICAL CELLS
ELECTROCHEMISTRY
It is a well known fact that energy menifests itself in different forms which are interconvertible into one another. Among… Read More »ELECTROCHEMISTRY
ELECTROLYTIC CELLS AND ELECTROLYSIS OF SPECIFIED ELECTROLYTES
The passage of electricity through the electrolytes in their molten or dissolved state can cause chemical changes under suitable conditions.… Read More »ELECTROLYTIC CELLS AND ELECTROLYSIS OF SPECIFIED ELECTROLYTES
Electrolysis
When an electric current is passed through an electrolyte solution, the ions of the electrolyte undergo chemical changes at the… Read More »Electrolysis
IONIC THEORY
IONIC THEORY To account for the phenomena of electrolysis the Ionic Theory was put forward by Arrhenius in 1880. The… Read More »IONIC THEORY
BALANCING OF REDOX REACTIONS
Balancing by Ion Electron or Half Reaction Method We are familiar with the balancing of chemical equations by inspection method.… Read More »BALANCING OF REDOX REACTIONS
Concept of Oxidation and Reduction
Classical Concept of Oxidation and Reduction In our daily life we come across processes like rusting of iron articles, fading… Read More »Concept of Oxidation and Reduction
PERIODIC TRENDS IN PHYSICAL PROPERTIES
Most of the properties of the elements such as atomic volume, atomic size, ionization enthalpy, electron affinity and electronegativity are… Read More »PERIODIC TRENDS IN PHYSICAL PROPERTIES
PERIODICITY
THE NEED FOR CLASSIFICATION OF ELEMENTS Before the beginning of eighteenth century, only a very few elements were known and… Read More »PERIODICITY