Average atomic weight: 50.9415(1) u
| Isotope | Fraction | Atomic weight/u |
| 50 | 0.00250(4) | 49.94715601(95) |
| 51 | 0.99750(4) | 50.94395704(94) |
Atomic weights and isotopic compositions were obtained from NIST Database 144
V I (V -like): 518 levels, 29929 lines (E1: 8293 IC: 21187 M1: 121 E2: 328), transition probabilities for 1243 lines
V II (Ti-like): 316 levels, 11666 lines (E1: 4249 IC: 5947 M1: 334 E2: 1136), transition probabilities for 997 lines
V III (Sc-like): 297 levels, 9624 lines (E1: 4092 IC: 5066 M1: 105 E2: 361), transition probabilities for 50 lines
V IV (Ca-like): 99 levels, 1336 lines (E1: 692 IC: 575 M1: 19 E2: 50), transition probabilities for 302 lines
V V (K -like): 64 levels, 438 lines (E1: 434 IC: 1 M1: 1 E2: 2), transition probabilities for 215 lines
V VI (Ar-like): 61 levels, 495 lines (E1: 332 IC: 107 M1: 19 E2: 30 M2: 4 E3: 3), transition probabilities for 120 lines
V VII (Cl-like): 23 levels, 38 lines (E1: 31 IC: 5 M1: 1 E2: 1), transition probabilities for 25 lines
V VIII (S -like): 33 levels, 104 lines (E1: 51 IC: 41 M1: 5 E2: 7), transition probabilities for 43 lines
V IX (P -like): 31 levels, 76 lines (E1: 64 IC: 1 M1: 5 E2: 6), transition probabilities for 59 lines
V X (Si-like): 25 levels, 81 lines (E1: 39 IC: 30 M1: 5 E2: 7), transition probabilities for 64 lines
V XI (Al-like): 43 levels, 290 lines (E1: 163 IC: 119 M1: 3 E2: 4 M2: 1), transition probabilities for 207 lines
V XII (Mg-like): 68 levels, 667 lines (E1: 387 IC: 275 M1: 2 E2: 2 M2: 1), transition probabilities for 325 lines
V XIII (Na-like): 59 levels, 555 lines (E1: 555), transition probabilities for 512 lines
V XIV (Ne-like): 15 levels, 14 lines (E1: 6 IC: 8), transition probabilities for 7 lines
V XV (F -like): 28 levels, 80 lines (E1: 56 IC: 22 M1: 1 E2: 1), transition probabilities for 21 lines
V XVI (O -like): 27 levels, 79 lines (E1: 38 IC: 30 M1: 5 E2: 6), transition probabilities for 47 lines
V XVII (N -like): 21 levels, 88 lines (E1: 40 IC: 33 M1: 9 E2: 6), transition probabilities for 15 lines
V XVIII (C -like): 31 levels, 171 lines (E1: 85 IC: 69 M1: 5 E2: 7 M2: 5), transition probabilities for 143 lines
V XIX (B -like): 25 levels, 72 lines (E1: 64 IC: 3 M1: 3 E2: 2), transition probabilities for 26 lines
V XX (Be-like): 41 levels, 314 lines (E1: 171 IC: 138 M1: 2 E2: 2 M2: 1), transition probabilities for 74 lines
V XXI (Li-like): 32 levels, 191 lines (E1: 191), transition probabilities for 123 lines
V XXII (He-like): 25 levels, 102 lines (E1: 68 IC: 33 M1: 1), transition probabilities for 74 lines
V XXIII (H -like): 100 levels, 912 lines (E1: 912), transition probabilities for 912 lines
(Atomic Line List v3.00b5)
