MCQ
The configuration $1{s^2}2{s^2}2{p^5}3{s^1}$ shows
- AGround state of fluorine atom
- B
Excited state of fluorine atom
- ✓
Excited state of neon atom
- DExcited state of ion $O_2^ -$
✓
Answer
Correct option: C.
Excited state of neon atom
c
Atomic number of the given element $=10$
Atomic number of the given element $=10$
Electronic configuration $=1 s ^2\, 2 s ^2 \,p ^6$
$1 s ^2\, 2 s ^2\, 2 p ^6$ is electronic configuration of $Ne$.
$1 s ^2\, 2 s ^2\, 2 p ^5 \,3 s ^1$ is excited oxidation state.
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
Which has a coordinate bond
Raffinose is
By adding a strong acid to the buffer solution, the $pH$ of the buffer solution
→Which of the following set of quantum numbers belong to highest energy
The strongest acid amongst the following is
$\begin{array}{*{20}{c}}
{OH\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,} \\
{|\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,} \\
{Ph - CH - C{H_3}\xrightarrow{{PCC}}(A)}
\end{array}\xrightarrow{{\begin{array}{*{20}{c}}
{\,\,\,\,\,\,\,\,\,\,\,\,\,O} \\
{\,\,\,\,\,\,\,\,\,\,\,\,\,||} \\
{N{H_2} - NH - C - N{H_2}}
\end{array}}}(B)$
→{OH\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,} \\
{|\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,} \\
{Ph - CH - C{H_3}\xrightarrow{{PCC}}(A)}
\end{array}\xrightarrow{{\begin{array}{*{20}{c}}
{\,\,\,\,\,\,\,\,\,\,\,\,\,O} \\
{\,\,\,\,\,\,\,\,\,\,\,\,\,||} \\
{N{H_2} - NH - C - N{H_2}}
\end{array}}}(B)$
Product $(B)$ is
The $IUPAC$ name of $C_6 H_5COCl$ is
→$C_6H_6$ $+$ $CH_3-CH=CH_2$ $\xrightarrow{{{H_3}P{O_4}}}A\,\xrightarrow[{heat}]{{{O_2}}}B\xrightarrow{{dil\,.\,{H_2}S{O_4}}}C + D$
→$A, \,C$ and $D$ are
Observe the following reaction : $XeF_4 + SbF_5 \rightarrow [XeF_3]^+ [SbF_6]^-$ The correct statement(s) regarding the product is / are
→In the following sequence, products $\mathrm{I}, \mathrm{J}$ and $\mathrm{L}$ are formed. $\mathrm{K}$ represents a reagent.
→$Image$
$1.$ The structure of the product $\mathrm{I}$ is
A,B,C,D, $Image$
$2.$ The structures of compounds $J$ and $K$ respectively are
A,B,C,D, $Image$
$3.$ The structure of product $L$ is
A,B,C,D, $Image$
Give the answer question $1,2$ and $3.$