Question

Recunoaște elementele cu următoarea structură electronică : a) 1(K):2 ē, 2(L) :8 ē; 3(M) : 2 ē. b) 1(K):2 ē, 2(L) :8 ē; 3(M) : 6 ē. c) 1(K):2 ē, 2(L) :8 ē; 3(M) : 4 ē. d) 1(K):2 ē, 2(L) :5 ē .​

Answer 1

Răspuns:

a) 1(K):2 ē, 2(L) :8 ē; 3(M) : 2 ē.

Z=12 Mg

b) 1(K):2 ē, 2(L) :8 ē; 3(M) : 6 ē.

Z=16 S

c) 1(K):2 ē, 2(L) :8 ē; 3(M) : 4 ē.

Z=14 Si

d) 1(K):2 ē, 2(L) :5 ē .

Z=7 N