Helium is. period, group or zero group
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➖➖▶▶hey buddy
⏩▶ Helium is present in zero group...
⏩▶ Helium is present in zero group...
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1
group. 18(noble gas)
period. 1
block . s block
element category. noble gas
It is present in zero group
period. 1
block . s block
element category. noble gas
It is present in zero group
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