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ACID CHLORIDES
What are acid chlorides?
acid chlorides as “acid derivatives”
A carboxylic acid such as ethanoic acid has the structure:

There are a number of related compounds in which the -OH group in the acid is replaced by something else. Compounds like this are described as acid derivatives.
Acid chlorides  are one example of […]

ELECTROSTATICS
COULOMB’S  LAW
this law was published by Charles Coulomb in 1785. according to this law, ‘ the force of attraction between two charged particles is given by
F = q1q2/4pe0d2
here e0 is the permittivity of the free space. this force is referred to as […]