Each of the configuration belongs to period and group as follows:
6s2 - Lanthanide series
Period6
Group 3B
3s2 - Magnesium
Period3
Group 1
3p5 - Chlorine
Period3
Group17
4s2 - Zinc
Period4
Group12
4p2- Germanium
Period4
Group14
Hope this answers the question. Have a nice day.