No, Russian is not a widely spoken language in Mongolia. The official language of Mongolia is Mongolian.
Russian is not widely spoken in Chile. The official language of Chile is Spanish, and while there may be small Russian-speaking communities in the country, it is not a commonly spoken language.
Russian.
You mean in Russia? Russian is their main language.
Russian is the most commonly spoken Language in Europe.
The main language spoken in Moskau (Moscow in English) is Russian.
russian.
The most spoken Slavic language is Russia. Russian minorities in other Slavic states maintain their language too.
The most spoken language in Europe is Russian, both by native and total speakers.
Romanian language and also Russian language
No, Serbians do not commonly speak Russian as their primary language. The official language of Serbia is Serbian, which is a South Slavic language. While some Serbians may speak Russian as a second language, it is not widely spoken in the country.
No, the primary language spoken in Mongolia is Mongolian, not Russian.