This video defines and explains isotopes with examples, also teaches calculating relative isotopic mass and explains the uses of various radioisotopes.
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this video explains the electronic structure/configuration of first 20 elements along with the diagramatic form.
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this video in detail explains the meaning of electrolysis, the components of electrolysis. describes electrolysis of molten lead bromide in detail and also some other molten compounds. teaches how to write half reactions/equations at anode and cathode of…

This video explains what are hydrocarbons and its types, the general characteristics of alkanes. It also teaches the structure and formula of first four members of alkanes, followed by physical and chemical properties of alkanes including relevant balanced…

This video describes the general characteristics of alkenes, forming alkenes, structure and formula of first four members of alkenes, chemical properties of alkenes.
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This video explains in simple straight language the general characteristics of alcohols, formation methods of alcohols, structure and molecular formulae of first few members of alcohol series and their chemical properties.
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This video explain the general characteristics of carboxylic acids, structure and molecular formula of carboxylic acids and the chemical properties.

This video explains what are esters, naming and structure of esters. How are esters made. Most important of all interesting uses of esters.
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t.me/camscience (IGCSE chemistry)
t.me/camscience2 (A levels chemistry) needs telegram app