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Chemistry, 22.01.2020 23:31 brainguy124

Which of the following pairs of elements belong to the same group?
a.(h)& (he)
b.(li)& (be)
c.(c)& (pb)
d.(ga)& (ge)

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Which of the following pairs of elements belong to the same group?
a.(h)& (he)
b.(li)...
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