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9. All Alkali metals are solids but hydrogen is a gas with diatomic molecules Do you
justify the inclusion of hydrogen in first group with alkali metals?
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All alkali metals are solids but hydrogen is a gas with diatomic molecules. ... Due to weak vander Waals forces of attraction it is a gas whereas in alkali metals, metallic bond is present hence they are solids. Hence, hydrogen can't be included in first group along with alkali metals.
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