Title: Years and nations of the elements discovery

Find which are the nationalities of the previous exposed pnictogens family or Nitrogen group

1000 to 2000: 1250

Element discovered? Country of origin?

1000 to 2000: 1600

Element discovered? Country of origin?

1000 to 2000: 1669

Element discovered? Country of origin?

1000 to 2000: 1753

Element discovered? Country of origin?

1000 to 2000: 1772

Element discovered? Country of origin?