Download App

STD 11 - 3. Classification of elements and periodicity in properties — NEET STD 11 Science — Question

Gujarat BoardEnglish MediumSTD 11 ScienceNEETSTD 11 - 3. Classification of elements and periodicity in properties4 Marks
Question
Fluorine has low electron affinity than chlorine because of
✓

Answer

a
Fluorine has low electron affinity than chlorine because of smaller radius of fluorine, high charge density.

There are strong interelectronic repulsions in the relatively compact $2 p$ subshell of fluorine. Hence, the incoming electron does not feel much attraction.

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

According to $VSEPR$ theory, in which species do all the atoms lie in the same  plane? 

                           $1. CH^+_3$            $2. \,CH^-_3$

→
Which of the following have different number of $p_{\pi} -d_{\pi}$ bonds present as ompared to other molecule ?
→
Strong reducing and oxidizing agents among the following, respectively, are
→
Which one of the following statements is not true regarding diborane ?
→
$x,\, y$ and $z$ are respectively

$MnO_4^ - \, + \,x{e^ - }\,\xrightarrow[{(Alkaline\,\,medium)}]{}MnO_4^{2 - }$

$MnO_4^ - \, + \,y{e^ - }\,\xrightarrow{{(Acidic\,\,medium)}}M{n^{2 + }}$

$MnO_4^ - \, + \,z{e^ - }\,\xrightarrow{{(Neutral\,\,medium)}}Mn{O_2}$

→
$\begin{array}{*{20}{c}}
  {\begin{array}{*{20}{c}}
  {CH = O\,\,\,\,\,\,\,\,\,\,} \\ 
  {|\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,} 
\end{array}} \\ 
  {{{(CH - OH)}_4}} \\ 
  {\,\,\,|\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,} \\ 
  {C{H_2} - OH} 
\end{array}$ $\xrightarrow{{B{r_2}/{H_2}O}}P$ ; $P$ is
→
The addition of solid sodium carbonate to pure water causes
→
Which of the following endothermic processes are spontaneous
→
When ethyl iodide is heated with silver nitrate, the product obtained is
→
Neobium and tantalum metals are used in making surgical instruments because they are
→