• 2022-06-19
    int m = 0, n;n = ++m; n = m++;执行上述语句后,m、n的结果为______。
    A: 2 1
    B: 2 2
    C: 1 1
    D: 0 1
  • A

    内容

    • 0

      下列各组量子数中正确的是 A: n = 3,l = 1,m = -1 B: n = 2,l = 2,m = 0 C: n = 2,l = 0,m = -1 D: n = 2,l = 3,m = 0 E: n = 1,l = 2,m = 1 F: n = 4,l = 0,m =1

    • 1

      在下列六组量子数中,正确的是① n=3,l= 1,m=-1 ② n = 3,l= 0,m = 0③ n = 2,l= 2 ,m=-1 ④ n = 2, l = 1 ,m = 0 ⑤ n = 2,l = 0,m =-1 ⑥ n= 2,l = 3 , m= 2 A: (1),(2),(4) B: (2),(4),(6) C: (1),(2),(3) D: (1),(3),(5)

    • 2

      下列量子数合理的是 。 A: n = 2,l = 0,m = 1 B: n = l,l = 1,m = 1 C: n = 2,l = 2,m = 2 D: n = 1,l = 0,m = 0

    • 3

      中国大学MOOC: 在下列六组量子数中,正确的是① n=3,l= 1,m=-1 ② n = 3,l= 0,m = 0 ③ n = 2,l= 2 ,m=-1 ④ n = 2, l = 1 ,m = 0 ⑤ n = 2,l = 0,m =-1 ⑥ n= 2,l = 3 , m= 2

    • 4

      下列各组量子数哪些是不合理的,为什么? (1) n=2,l=1,m=0; (2) n=2,l=2,m=-1; (3) n=3,l=0,m=0; (4) n=3,l=1,m=+1; (5) n=2,l=0,m=-1; (6) n=2,l=3,m=+2