MCQ
The electronic configuration of fluorine is
- A$1{s^2},2{s^2},2{p_x}^1,2{p_y}^1,2{p_z}^1$
- B$1{s^2},2{s^2},2{p_x}^2,2{p_y}^1,2{p_z}^1$
- ✓$1{s^2},2{s^2},2{p_x}^2,2{p_y}^2,2{p_z}^1$
- D$1{s^2},2{s^2},2{p_x}^2,2{p_y}^2,2{p_z}^2$
✓
Answer
Correct option: C.
$1{s^2},2{s^2},2{p_x}^2,2{p_y}^2,2{p_z}^1$
c
Need a full question paper?
Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.
Explore more
Similar questions
Find the incorrect statement
At $298\,K$, the solubility of silver chloride in water is $1.434 \times 10^{-3}\,g\,L ^{-1}$. The value of $-\log K _{ sp }$ for silver chloride is $........$ (Given mass of $Ag$ is $107.9\,g\,mol ^{-1}$ and mass of $Cl$ is $35.5\,g\,mol ^{-1}$ )
→What should be the degree of hydrolysis of $0.01\,M$ Lithium formate solution at $25\,^oC$, if $K_h = 3.175 \times 10^{-5}$
→Which one among the following resonating structures is not correct?
The reaction of toluene with chlorine in presence of ferric chloride gives predominantly
The correct order of stability for the given canonical structures is
Select best reagent to carry out above conversion
Which of the following will be the final product when ${C_2}{H_2}$ reacts with $HCl$
→The neutralization occurs when $10\, mL$ of $0.1 \,M$ acid $'A'$ is allowed to react with $30 \,mL$ of $0.05\, M$ base $M ( OH )_{2}$. The basicity of the acid $'A'$ is $...$ $[ M$ is a metal $]$
→One energy difference between the states $n = 2$ and $n = 3$ is $E \,eV$ in hydrogen atom. The ionization potential of $H$ atom is ........... $\mathrm{E}$
→