Question

In what respect does hydrogen differ from(i)alkali metals (ii)halogens

Answer 1

hydrogen differ from alkali metals because hydrogen atom has only one shell whereas alkali metals have two or more shells.

and oxide of hydrogen is a neutral oxide where does oxides of alkali metals are basic in nature


hydrogen differ from halogens because hydrogen atom has only one shell where as halogens have two or more shells .

an oxide of hydrogen is neutral whereas oxides of halogens are acidic in nature

hope this helps

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Answer 2

hey mate !!!!!!
here is your answer !!!!!!
(1) hydrogen is differ from alkali metals as it has 1 electron in its outter most shell as alkali metal have but it doesnt share it .
(2) hydrogen is differ from halogens as it has 1 less electron for completing the outter most shell as halogens have but it doesnt take that electron from other element for its maximum stability ...
i hope it will help you