Question

explain position of hydrogen in modern periodic table​

Answer 1

Answer:

as hydrogen shows neither the properties of group 1 elements known as alkali metals and shows the properties of group 18 nobel gases

it is placed in a different place at the top of the modern periodic table on left side with different block.

Answer 2

Answer:

hydrogen is palced above in the periodic table .

Explanation:

because it has ns1 electron configuration like the alkali metal ... because the hydrogen is a non metal and form h- ( hydride anions), it is some time placed above the halogens in the periodic table. hydrogen also forms h2 dihydrogen like halogens

atomic no. - 1

atomic weight - 1.0079

electronic configuration - 1s