Question

What is geminal dihalide?

Answer 1

Geminal dihalide

• “When both the halogen atoms are present on the same carbon atom of the chain is called Geminal dihalide”.
• It is also known as gem-dihalides.
• Gem-dihalides are known as alkylidene halides in the common name system.

Example of Geminal dihalide

• ${\mathrm{CH}}_3-{\mathrm{CHCl}}_2$ is an example of Geminal dihalide.
• Here both the chlorine atoms are attached to the same carbon atom.
• Its name is 1,1-Dichloroethane (IUPAC) or Ethylidene dichloride.