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Match the columns:Column IColumn II(1) Helium(a) Alkali metal(2) Horizontal row(b) Alkaline earth metal(3) Group I(c) Period(4) Group II(d) Zero group(e) Metalloid |
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Answer» (1) Helium – Zero group (2) Horizontal row – Period (3) Group I – Alkali metal (4) Group II – Alkaline earth metal. |
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