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- What is the IUPAC official name of the element having atomic number 101, 102?Option: 1 Nobelium, Lawrencium <
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What is the IUPAC official name of the element having atomic number 101, 102?
Nobelium, Lawrencium
Lawrencium, Rutherfordium
Mendelevium, Nobelium
Dubnium, Mendelevium
Answers (1)
IUPAC Nomenclature and Notation of Element -
IUPAC proposed a system for naming elements with Z > 100. By using these rules as follows.
-
The names are derived by using roots for the three digits in atomic number of the element and adding the ending-ium. The roots for the numbers are:
|
Nomenclature of Elements with Atomic Number Above 100 |
||||
|
Atomic Number |
Name according to IUPAC nomenclature |
Symbol |
IUPAC Official Name |
IUPAC Symbol |
|
101 |
Unnilunium |
Unu |
Mendelevium |
Md |
|
102 |
Unnilbium |
Unb |
Nobelium |
No |
|
103 |
Unniltrium |
Unt |
Lawrencium |
Lr |
|
104 |
Unnilquadium |
Unq |
Rutherfordium |
Rf |
|
105 |
Unnilpentium |
Unp |
Dubnium |
Db |
|
106 |
Unnilhexium |
Unh |
Seaborgium |
Sg |
|
107 |
Unnilseptium |
Uns |
Bohrium |
Bh |
|
108 |
Unniloctium |
Uno |
Hassium |
Hs |
|
109 |
Unnilennium |
Une |
Meitnerium |
Mt |
|
110 |
Ununnillium |
Uun |
Darmstadtium |
Ds |
|
111 |
Unununnium |
Uuu |
Rontgenium |
Rg |
|
112 |
Ununbium |
Uub |
Copernicium |
Cn |
|
113 |
Ununtrium |
Uut |
Nihonium |
Nn |
|
114 |
Ununquadium |
Uuq |
Flerovium |
Fl |
|
115 |
Ununpentium |
Uup |
Moscovium |
Mc |
|
116 |
Ununhexium |
Uuh |
Livermorium |
Lv |
|
117 |
Ununseptium |
Uus |
Tennessine |
Ts |
|
118 |
Ununoctium |
Uuo |
Oganesson |
Og |
IUPAC official name of elements having atomic numbers 101, 102 is: Mendelevium, Nobelium.
Option number(3) is correct.
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