Question

8. Given part of the metal reactivity series:
(high) sodium , magnesium , zinc , iron , copper , gold (low)
(i) Where should hydrogen be placed and why?

Answer 1

Answer: Hydrogen should be placed above the elements of group 1 because its electronic configuration is similar to the alkali metals and it can also be placed in group 17 because because its chemical properties found to be similar to (F, Cl, Br).