Examlex
How many neutrons are there in an atom of lead whose mass number is 208?
(E,E)-Isomer
Refers to a type of geometric isomerism where substituents are positioned on opposite sides of a double bond or rings in a molecule.
(Z,Z)-Isomer
A specific stereoisomer where the highest priority substituents on both sides of a double bond (or bonds) are on the same side, according to CIP rules.
Structures
The arrangement of atoms within a molecule, determining its chemical behavior and properties.
Diels-Alder Reaction
A chemical reaction between a conjugated diene and a substituted alkene (dienophile) to form a cyclohexene derivative, often used in the synthesis of complex natural products.
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