Question
The $IUPAC$ symbols for the element with atomic number $119$ would be:

Answer

b
The $IUPAC$ name of element having atomic number $119$ is “Ununennium”. So its symbol is $uue$

Need a full question paper?

Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.

Start Generating Free

Similar questions

The platinum electrodes were immersed in a solution of cupric sulphate and electric current passed through the solution. After some time it was found that colour of copper sulphate disappeared with evolution of gas at the electrode. The colourless solution contains
If bond energy for $H_{2(g)}, Br_{2(g)}$ and $HBr_{(g)}$ is $433, 192$ and $364\, kJ\, mol^{-1}$ respectively then $\Delta H^o$ for the reaction, $H_{2(g)} + Br_{2(g)} \to 2HBr_{(g)}$ is......$ kJ$
The decrease in atomic volume from $Cr$ to $Cu$ is very negligible because
The boiling point of water is exceptionally high because
Based on Heisenberg's uncertainty principle, the uncertainty in the velocity of the electron to be found within an atomic nucleus of diameter $10^{-15} \mathrm{~m}$ is ............. $\times 10^9 \mathrm{~ms}^{-1}$ (nearest integer)

[Given : mass of electron $=9.1 \times 10^{-31} \mathrm{~kg}$, Plank's constant $(\mathrm{h})=6.626 \times 10^{-34} \mathrm{JS}$ ]

(Value of $\pi=3.14$ )

$A$ is :
How many unpaired electrons are present in the central metal ion of ${[CoC{l_4}]^{2 - }}$
Match the transformations in column $I$ with appropriate options in column $II$
column $I$ column $II$
$(A)$ $CO _2( s ) \rightarrow CO _2( g )$ $(p)$ phase transition
$(B)$ $CaCO _3( s ) \rightarrow CaO$ (s) $+ CO _2( g )$ $(q)$ allotropic change
$(C)$ $2 H \bullet \rightarrow H _2( g )$ $(r)$ $\Delta H$ is positive
$(D)$ $P_{\text {(white, solid) }} \rightarrow P_{\text {(red, solid) }}$ $(s)$ $\Delta S$ is positive
  $(t)$ $\Delta S$ is negative
Which of the following groups of molecules act both as oxidising agent as well as reducing agent
Among $NO_3^ - \,(I)\,;\,AsO_3^{3 - }\,(II)\,,\,CO_3^{2 - }\,(III)\,ClO_3^ - \,(IV)$ and $SO_3^{2 - }\,(V)$. The multiplanar species are