Atoms, electrons, bonds, and how to read molecular diagrams
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7 topics
Atomic structure basics and why atoms matter in drugs
Covalent, ionic, and coordinate bonds in drug molecules
Molecular formulas, skeletal notation, and systematic approaches to reading real drug structures
Why carbon is special, tetravalence, carbon chains and rings
Electronegativity, polar and nonpolar bonds, and why polarity matters for drugs
sp3, sp2, sp hybridization, molecular shapes, and 3D drug shape
Structural isomers, geometric isomers, chirality, enantiomers, R/S configuration, and their importance in drug design