3416 |
3416 |
A.(1)(3)(2)(5)(4) | B.(1)(2)(3)(4)(5) | C.(1)(5)(3)(2)(4) | D.(1)(3)(5)(4)(2) |
A.18O和19F具有相同的中子数 |
B.16O和17O具有相同的电子数 |
C.12C和13C具有相同的质量数 |
D.15N和14N具有相同的质子数 |
7030 |
20882 |
A.278 | B.277 | C.166 | D.165 |
146 |
146 |
A.20 | B.14 | C.8 | D.6 |
A.32 | B.67 | C.99 | D.166 |
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