You visited us 2 times! Enjoying our articles? Unlock Full Access!

Byju's Answer

Standard XII

Chemistry

Multi-Electron Configurations and Orbital Diagrams

Which one pai...

Question

Which one pair of atoms or ions will have same configuration?

{L i}^{+}

and

{H e}^{-}

No worries! We‘ve got your back. Try BYJU‘S free classes today!

C l^{-}

and

A r

Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses

N a

and

K

No worries! We‘ve got your back. Try BYJU‘S free classes today!

F^{+}

and

N e

No worries! We‘ve got your back. Try BYJU‘S free classes today!

Open in App

Solution

The correct option is C $C l^{-}$ and $A r$
$C l^{-}$ and $A r$ both have same configuration. They have 18 electrons. Both possess ${1 s}^{2}, {2 s}^{2} {2 p}^{6}, {3 s}^{2} {3 p}^{6}$ configuration.

Suggest Corrections

Similar questions

when fomation of NaCl electron configuration Na loss one atom and Cl gain this atom in this situation Na and Cl are both atom are stable or not.

Q. What are the electronic configuration of

N a^{+}

and

C l^{-}

ions?

Q. Arrange the following as per the instruction in the brackets -

[i]

H e, A r, N e

[Increasing order of the number of electron shells]

[ii]

N a, L i, K

[Increasing ionisation energy],

[iii]

F, C l, B r

[Increasing electronegativity]

[iv]

N a, K, L i

[Increasing atomic size].

N e

N a^{+}

and

F^{-}

have same :

Using a part of the periodic table given below answer the following questions:
(i) Na has physical properties similar to which elements and why?
(ii) Write the electronic configuration of N and P.
(iii) State one property common to fluorine and chlorine.

$\begin{matrix} G r o u p P e r i o d & I & I I & I I I & I V & V & V I & V I I & Z e r o 1 & H & H e 2 & L i & B e & B & C & N & O & F & N e 3 & N a & M g & A l & S i & P & S & C l & A r 4 & K & C a \end{matrix}$

Join BYJU'S Learning Program

Which one pair of atoms or ions will have same configuration?

The correct option is C Cl− and ArCl− and Ar both have same configuration. They have 18 electrons. Both possess 1s2,2s22p6,3s23p6 configuration.

The correct option is C $C l^{-}$ and $A r$
$C l^{-}$ and $A r$ both have same configuration. They have 18 electrons. Both possess ${1 s}^{2}, {2 s}^{2} {2 p}^{6}, {3 s}^{2} {3 p}^{6}$ configuration.