Which element having following electronic configurations has mini… - Vidyadip

MCQ

Which element having following electronic configurations has minimum ionization potential

A
$1{s^1}$
B
$1{s^2},\,2{s^2}\,2{p^6}$
✓
$1{s^2},\,2{s^2}\,2{p^6},\,3{s^1}$
D
$1{s^2},\,2{s^2}\,2{p^2}$

✓

Answer

Correct option: C.

$1{s^2},\,2{s^2}\,2{p^6},\,3{s^1}$

c
(c) $1{s^2}2{s^2}2{p^6}3{s^1}$.

It belongs to $IA$ group which has least ionization potential and it decreases down the group

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

Explore more

NEET STD 11 Science question papers→Gujarat Board STD 11 Science question papers→Gujarat Board question paper generator→

Similar questions

$C{H_3}COO{H_{(l)}} + {C_2}{H_5}O{H_{(l)}}$ $\rightleftharpoons$ $C{H_3}COO{C_2}{H_{5\,(l)}} + {H_2}{O_{(l)}}$ In the above reaction, one mole of each of acetic acid and alcohol are heated in the presence of little conc. ${H_2}S{O_4}$. On equilibrium being attained

An example of near ideal solution is

Which of the following potential energy $(PE)$ diagrams represents the $S_{N^1}$ reaction?

Enthalpy of neutralisation of four acids A, B, C and D with NaOH are –10.5, –13.7, –5.9 and $-12.7 kcal eq ^{-1}$respectively. Out of A, B, C and D the strongest acid is:

${N_2}$ and ${O_2}$ are converted into monocations $N_2^ + $ and $O_2^ + $ respectively. Which is wrong

A mixture of $1-$chloropropane and $2-$chloropropane when treated with alcoholic $KOH$ gives

In one molal solution that contains $0.5$ mole of a solute, there is

Which of the statements about "Denaturation" given below are correct ?

$(A)$ Denaturation of proteins causes loss of secondary and tertiary structures of the protein

$(B)$ Denturation leads to the conversion of double strand of $DNA$ into single strand

$(C)$ Denaturation affects primary structure which gets distorted

${I_2}$ dissolves in $KI$ solution due to the formation of