• 2022-05-28 问题

    设a=1;b=2;c=3;d=4;m=1;n=1;执行语句(m=a>b)&&(n=c>d);后m,n的值 A: m=0,n=1 B: m=0,n=0 C: m=1,n=1 D: m=1,n=0

    设a=1;b=2;c=3;d=4;m=1;n=1;执行语句(m=a>b)&&(n=c>d);后m,n的值 A: m=0,n=1 B: m=0,n=0 C: m=1,n=1 D: m=1,n=0

  • 2021-08-01 问题

    下列量子数合理的是? n = 1,l = 0,m = 0|n = l,l = 1,m = 1|;n = 2,l = 0,m = 1 ‍|n = 2,l = 2,m = 2

    下列量子数合理的是? n = 1,l = 0,m = 0|n = l,l = 1,m = 1|;n = 2,l = 0,m = 1 ‍|n = 2,l = 2,m = 2

  • 2022-06-14 问题

    下列各组量子数合理的是( ) A: n=1, l=0, m=0, ms=-1/ 2 B: n=2, l=2, m=0, ms=1 C: n=2, l=0, m=1, ms=1/2 D: n=1, l=0, m=-1, ms=-1/2

    下列各组量子数合理的是( ) A: n=1, l=0, m=0, ms=-1/ 2 B: n=2, l=2, m=0, ms=1 C: n=2, l=0, m=1, ms=1/2 D: n=1, l=0, m=-1, ms=-1/2

  • 2022-06-14 问题

    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

    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

  • 2022-11-01 问题

    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 ‏ A: ①、③、⑤ B: ②、④、⑥ C: ①、②、③ D: ①、②、④

    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 ‏ A: ①、③、⑤ B: ②、④、⑥ C: ①、②、③ D: ①、②、④

  • 2022-11-01 问题

    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

    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

  • 2021-04-14 问题

    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

    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

  • 2022-05-31 问题

    下列量子数合理的是 。 A: n = 2,l = 0,m = 1|qyz|n = l,l = 1,m = 1|qyz|n = 2,l = 2,m = 2 |qyz|n = 1,l = 0,m = 0

    下列量子数合理的是 。 A: n = 2,l = 0,m = 1|qyz|n = l,l = 1,m = 1|qyz|n = 2,l = 2,m = 2 |qyz|n = 1,l = 0,m = 0

  • 2022-05-31 问题

    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

    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

  • 2021-04-14 问题

    下列各组量子数中正确的是? ;n = 1,l = 2,m = 1|;n = 2,l = 3,m = 0|n = 3,l = 1,m = -1|;n = 4,l = 0,m =1

    下列各组量子数中正确的是? ;n = 1,l = 2,m = 1|;n = 2,l = 3,m = 0|n = 3,l = 1,m = -1|;n = 4,l = 0,m =1

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