原子序数为 19 的元素的价电子的四个量子数为
A、n = 1, l = 0 ,m = 0 , s = +1/2;
B、n = 2, l = 1, m = 0 , s =+1/2;
C、n = 3, l = 2 ,m = 1, s =+1/2;
D、n = 4, l = 0 ,m = 0 , s =+1/2
发布时间:2025-06-27 17:55:51
A、n = 1, l = 0 ,m = 0 , s = +1/2;
B、n = 2, l = 1, m = 0 , s =+1/2;
C、n = 3, l = 2 ,m = 1, s =+1/2;
D、n = 4, l = 0 ,m = 0 , s =+1/2