What major mountain range separates the european part and asian part of russia?

The Ural Mountain range separates the European part and the Asian part of Russia.

Explanation:

The Ural Mountains form the natural physio graphic boundary between the continents of Asia and Europe. This mountain range is about 2500 kilometers in length and stretches approximately north-south from the Russian edge dipping into the Arctic Ocean in the north to the Ural River in the south. The Urals host great biodiversity as they span a large area from the upper latitudes to comparatively lower latitudes.

The Ural Mountains

Explanation:

Ural Mountains, which form the boundary between Europe and Asia. Caucasus Mountains, which also separate Europe and Asia, and are the namesake of the Caucasian race. Carpathian Mountains, a major mountain range in Central and Southern Europe.