element 'B' needs a lot of space. it is the most widespread element in the universe. it is not a metal but is kept with them.
what is element 'B'
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Answer:
hydrogen
Explanation:
because,hydrogen is the most wide spread element in universe and it is placed in 1st A group elements which is called alkali metals
but hydrogen is not a metal and is non metal actually belongs to 7thA group halogen according to ionization potential of hydrgen
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