Chemistry, asked by khadijanisar1076, 1 year ago

Which pairs of atomic numbers represents in the same group?


nanudhull464: your name please
asra34: asra
nanudhull464: nice name
nanudhull464: where you from
asra34: am from U.P.
nanudhull464: nice
nanudhull464: bye
asra34: oky.....bye
nanudhull464: Good night
asra34: gn nd tc

Answers

Answered by asra34
3
13 and 31 ...............

nanudhull464: hlo ji
nanudhull464: hlo
nanudhull464: hlo ji
nanudhull464: hlo
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