(D) The $IUPAC$ nomenclature for elements with atomic number $> 100$ uses numerical roots:$0 = nil$,$1 = un$,$2 = bi$,$3 = tri$,$4 = quad$,$5 = pent$,

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(D) The $IUPAC$ nomenclature for elements with atomic number $> 100$ uses numerical roots:$0 = nil$,$1 = un$,$2 = bi$,$3 = tri$,$4 = quad$,$5 = pent$,$6 = hex$,$7 = sept$,$8 = oct$,$9 = enn$.For unnilennium:$un = 1$,$nil = 0$,$enn = 9$.Therefore,the atomic number is $109$.

Class 11 Chemistry Classification of Elements and Periodicity in Properties Extended or long form of periodic table

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The atomic number of the element unnilennium is

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A
$119$
B
$108$
C
$102$
D
$109$

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Classification of Elements and Periodicity in Properties

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Extended or long form of periodic table

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The element with atomic number $36$ belongs to $\dots$ block in the periodic table.

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The elements on the right side of the periodic table are

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Identify the incorrect match :

Temporary Systematic Name $IUPAC$ Official Name

$a$. Unnilunium $(101)$ $i$. Mendelevium $(Md)$

$b$. Unniltrium $(103)$ $ii$. Lawrencium $(Lr)$

$c$. Unnilhexium $(106)$ $iii$. Seaborgium $(Sg)$

$d$. Ununnilium $(110)$ $iv$. Darmstadtium $(Ds)$

Temporary Systematic Name	$IUPAC$ Official Name
$a$. Unnilunium $(101)$	$i$. Mendelevium $(Md)$
$b$. Unniltrium $(103)$	$ii$. Lawrencium $(Lr)$
$c$. Unnilhexium $(106)$	$iii$. Seaborgium $(Sg)$
$d$. Ununnilium $(110)$	$iv$. Darmstadtium $(Ds)$

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If the $IUPAC$ name of an element is $Unununnium$,then the element belongs to the $n^{th}$ group of the periodic table. The value of $n$ is . . . . . .

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What will be the $IUPAC$ symbol and name for the element with atomic number $123$?

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The atomic number of the element unnilennium is

Similar Questions

The element with atomic number $36$ belongs to $\dots$ block in the periodic table.

The elements on the right side of the periodic table are

Identify the incorrect match : Temporary Systematic Name $IUPAC$ Official Name $a$. Unnilunium $(101)$ $i$. Mendelevium $(Md)$ $b$. Unniltrium $(103)$ $ii$. Lawrencium $(Lr)$ $c$. Unnilhexium $(106)$ $iii$. Seaborgium $(Sg)$ $d$. Ununnilium $(110)$ $iv$. Darmstadtium $(Ds)$

If the $IUPAC$ name of an element is $Unununnium$,then the element belongs to the $n^{th}$ group of the periodic table. The value of $n$ is . . . . . .

What will be the $IUPAC$ symbol and name for the element with atomic number $123$?

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Identify the incorrect match :

Temporary Systematic Name $IUPAC$ Official Name

$a$. Unnilunium $(101)$ $i$. Mendelevium $(Md)$

$b$. Unniltrium $(103)$ $ii$. Lawrencium $(Lr)$

$c$. Unnilhexium $(106)$ $iii$. Seaborgium $(Sg)$

$d$. Ununnilium $(110)$ $iv$. Darmstadtium $(Ds)$