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What are Lewis acids and bases? Give two example for each.

Answer»

Solution :(i) Lewis acid is a species thataccepts an electron pair.
(ii) Lewis acid is a positive ione (or)an electron deficient molecule.
(iii) EXAMPEL, `Fe^(2+),CO_(2), BF_(3),SiF_(4)` ETC….
(i) Lewis acid is a species that donates an electron pair.
(ii) Lewis acid is an ANION (or) neutral molecule with atlesat one lone pair of electrons.
(iii)Example, `NH_(3),F^(-),CH_(2)=CH_(2),CaO` etc...


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