Question

Va rog! Dau coroana!

Answer 1

Răspuns:

Oxigen -> ⁸O -> Z = 8 -> K = 2e-; L = 6e- -> 16 (VI A) -> 2

Carbon -> ⁶C -> Z = 6 -> K = 2e-; L = 4e- -> 14 (IV A) -> 2

Potasiu -> ¹⁹K -> Z = 19 -> K = 2e-; L = 8e-; M = 8e-; N = 1e- -> 1 (I A) -> 4

Clor -> ¹⁷Cl -> Z = 17 -> K = 2e-; L = 8e-; M = 7e- -> 17 (VII A) -> 3

Azot -> ⁷N -> Z = 7 -> K = 2e-; L = 5e- -> 15 (V A) -> 2

Fosfor -> ¹⁵P -> Z = 15 -> K = 2e-; L = 8e-; M = 5e- -> 15 (V A) -> 3

Sper ca te-am ajutat!