Solution:
Option (i) is the answer.
The elements in groups 7, 8, and 9 have a low affinity for hydrogen, as a result of which they have little potential to combine with hydrogen to create hydrides.
Solution:
Option (i) is the answer.
The elements in groups 7, 8, and 9 have a low affinity for hydrogen, as a result of which they have little potential to combine with hydrogen to create hydrides.