Scandinavia isn't a country, it's a cultural region covering the countries of Denmark, Norway and Sweden. But these 3 countries are relatively small.
Denmark.
Scandinavia is four countries: Norway, Sweden, Denmark, Iceland.
Denmark
Scandinavia is not a city, but a part of Europe.
Copenhagen, Denmark is the biggest city in Scandinavia in terms of population and land area.
Sweden has the biggest area in Scandinavia.
Stockholm
By population, Stockholm.
In Norway.
Stockholm in Sweden.
Copenhagen, Denmark
Bergen is the next biggest city in Norway.
No. It is the second largest city in Norway.