match the following : 1. helium- 2.horizontal row-
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(1) Helium: Zero group
(2) Horizontal row: Periods
shuk83073pehfnb:
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its your answer......
Helium is a element in periodic table in second no. .
its symbol is he.
it has no charge neither postive nor negative. It has 0 charge.
but what u want......
proper and complete question is not written
.......
may it help u....
plz mark me as brainlest
Helium is a element in periodic table in second no. .
its symbol is he.
it has no charge neither postive nor negative. It has 0 charge.
but what u want......
proper and complete question is not written
.......
may it help u....
plz mark me as brainlest
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