Question

<!--td {border: 1px solid #ccc;}br {mso-data-placement:same-cell;}--> “Hydrogen occupies a unique position in Modern Periodic Table”. Justify the statement.

Answer 1

<!--td {border: 1px solid #ccc;}br {mso-data-placement:same-cell;}--> Hydrogen occupies a unique position in the Modern Periodic Table because of the following reasons.
* Hydrogen and alkali metals have similar outer electronic configuration as both have one electron in their outermost shell.
* Properties of Hydrogen are similar to properties of Halogens as electronic configurations of halogens and Hydrogen are same.