Largest country in South America:

The largest country in South America, in terms of both land area and population, is Brazil.

Brazil covers an area of approximately 8.515 million square kilometers and is the fifth largest country in the world in terms of land area.

Brazil is located in the eastern part of South America and is bordered by several countries, including Venezuela, Guyana, Suriname, French Guiana, and Colombia, to the north; Peru, Bolivia, and Paraguay to the west; Argentina and Uruguay to the south; and the Atlantic Ocean to the east.

Smallest country in south america:

The smallest country in South America, in terms of land area, is Suriname.

It is located in the northeastern part of the continent and covers an area of approximately 163,820 square kilometers.

Suriname is bordered by Guyana to the west, Brazil to the south and southeast, and the Atlantic Ocean to the north and east.

Suriname is known for its diverse geography, including the Amazon rainforest, the Marowijne River, and the Central Suriname Nature Reserve, which is a UNESCO World Heritage site.