[" The number of species among the following having inert gas configuration is "],[K^(+),Ca^(2+),S^(-),S^(2-),Br^(-),Se^(2-),H^(+),H^(-),Mn^(2+)]

The number of species among the following , having insert gas configuration is ____ . K^(+), Ca^(2+), S^(2-), Br^(-), Se^(2-), H^(+), H^(-), Mn^(2+)

The correct decreasing order of atomic size among the following species is: Ar,K^(+),Cl^(-),S^(2-),Ca^(2+)

The correct decreasing order of atomic size among the following species is : K^(+), CI^(-), S^(2-), ca^(2+)

Which of the following are isoelectronic species? Na^(+) , K^(+), Mg^(2+), Ca^(2+),S^(2-),Ar

H_2 molecule has the configuration of the inert gas

Among the following which one is more acidic ? Give reason. H_(2)O,H_(2)S,H_(2)Se and H_(2)Te

Draw structure of the following species: H_2S_2O_7