You Do Need power plug adapter while traveling from Solomon Islands to Argentina.

Here is Why You Need An Adapter

The outlet and plug type used in Argentina are C and I and in Solomon Islands are G and I. This is how they look like.

In Solomon Islands, outlets of type G and I are in use.

Type G

Type I

In Argentina, outlets of type C and I are in use.

Type C

Type I

I am from

going to