Alps
if you mean mountain ranges, they are the Alps and the Dolomites
Your but
There is no mountain that separates Africa and Europe. They do not have a land border. They are separated by the Mediterranean Sea.
Ural mountains
There is no mountain range separating Europe and Russia because part of Russia is in Europe. Europe is separated from Asia by the Caspian Sea, the Black Sea, the Caucasus Mountains, and the Ural Mountains. The Ural Mountains separate the European part of Russia from the Asian part.
The Pyrenees and the Alps.
Ural Mountains
The Rocky mountains, located on western canada. It separates Alberta and British Columbia
The Alps.
The Pyrenees and the Alps could be the answer.
No see but mountain
The continent of Europe is located in the Northern Hemisphere. The entire continent is above the equator, which separates the Northern and Southern Hemispheres.