Give two reason in favour of hydrogen being placed in group 1 in periodic table
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1)It is the lightest of all elements.
2)It behaves like alikali metals and halogens so it in placed above the alkali which come in group 1.
1)It is the lightest of all elements.
2)It behaves like alikali metals and halogens so it in placed above the alkali which come in group 1.
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