Write any two reasons why hydrogen is kept in group IA of the modern periodic table
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Hydrogen is placed above group in the periodic table because it has ns1 electron configuration like the alkali metals. However, it varies greatly from the alkali metals as it forms cations (H+) more reluctantly than the other alkali metals.Aug 15, 2020
Atomic Number: 1
Atomic Weight: 1.0079
Electronic Configuration: 1s
Explanation:
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