Which among the following is correct IUPAC name of an element having atomic number 118:
Unniloctium
Ununoctium
Nilniloctinium
Ununoctinium
Roots for IUPAC nomenclature of elements having atomic number more than 100 is:
| Digit | 0 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 |
| Root | nil | un | bi | tri | quad | pent | hex | sept | oct | enn |
| Abbrevation | n | u | b | t | q | p | h | s | o | e |
Accordingly, the IUPAC nomenclature of elements with Atomic Number above 100 is
tabulated below:
IUPAC nomenclature of elements with atomic number above 100
|
Atomic number |
Name | Symbol |
| 101 | Un-nil-unnium | Unu |
|
102 |
Un-nil-bium | Unb |
| 103 | Un-nil-trium | Unt |
| 104 | Un-nil-quadium | Unq |
| 105 | Un-nil-pentium | Unp |
| 106 | Un-nil-hexium | Unh |
| 107 | Un-nil-septium | Uns |
| 108 | Un-nil-octium | Uno |
| 109 | Un-nil-ennium | Une |
|
Atomic number |
Name | Symbol |
| 110 | Un-un-nilium | Uun |
| 111 | Un-un-unnium | Uuu |
| 112 | Un-un-bium | Uub |
| 113 | Un-un-trium | Uut |
| 114 | Un-un-quadium | Uuq |
| 115 | Un-un-pentium | Uup |
| 116 | Un-un-hexium | Uuh |
| 117 | Un-un-septium | Uus |
| 118 | Un-un-octium | Uuo |