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Question

According to the IUPAC system of naming elements, the symbol of the element of atomic number 121 will be:

A
Unu
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B
Ubn
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C
Ubu
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D
Udu
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Solution

The correct option is C Ubu
The root of 1, 2 and 1 are un, bi and un respectively. Hence the name becomes Unbiunium and the symbol is Ubu.

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