For Each Historical Identification Question, Define the Term and Briefly

question 45

Short Answer

For each historical identification question, define the term and briefly describe its historical significance.
Junkers

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Definitions:

Cis

Describes an isomer where two substituents are on the same side of a double bond or ring structure.

Geminal

Referring to atoms or groups that are attached to the same carbon atom within a molecule.

Ultrapure Dimethylamine

A highly purified form of dimethylamine, which is an organic compound used in the synthesis of a wide range of chemicals.

Proton Spectrum

The range of frequencies or energies that protons exhibit in nuclear magnetic resonance (NMR) spectroscopy, revealing molecular structure.