The number of optical isomers formed by hydrogenation of the compound, (CH3)2 C=CHCH3 are (a) 0

step 1 Hi everyone so in this question they asked number of optical isomers form by hydrogenation of th

The number of optical isomers formed by hydrogenation of the...

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Key Concepts

Optical Isomerism

Optical isomerism refers to the phenomenon where compounds, despite having the same molecular formula and connectivity, exist as non?superimposable mirror images. These isomers, called enantiomers, rotate plane-polarized light in opposite directions and their properties in chiral environments may differ significantly.

Hydrogenation Reaction

Hydrogenation is a chemical reaction that involves the addition of hydrogen (H2) to unsaturated bonds, typically double bonds, in the presence of a catalyst. This reaction converts alkenes into alkanes by breaking the ?-bond and forming new ?-bonds, which can affect the stereochemistry of the resulting product.

Chiral Centers

A chiral center, or stereocenter, is typically a carbon atom bonded to four different substituents, creating an asymmetry that can lead to optical isomerism. Whether a reaction introduces a chiral center or not determines if the product can exist as a pair of enantiomers.

Stereochemical Outcome of Reactions

Understanding the stereochemical outcome of reactions involves analyzing how the addition of atoms (such as hydrogen in a hydrogenation reaction) across a double bond can lead to the formation or retention of chiral centers. This analysis is critical to determining if optical isomers are generated during the transformation.

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