MCQ
Which of the following reactions is $S_{N_1}$ type?
- AOnly $(i)$
- ✓Only $(ii)$
- CBoth $(i)$ and $(ii)$
- DNone of these
✓
Answer
Correct option: B.
Only $(ii)$
Since in $(ii)$ reaction configuration is retained so it undergoes by $s\ '$ mechanism as in $S_{N_ 2}$ inversion of configuration occur.
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
Acetaldehyde reacts with semicarbazide product will be
Which of the following compound will form $2^o -$ alcohol when treated with Grignard reagent followed by hydrolysis
→Octahedral complexes of copper $(II)$ undergo structural distortion (Jahn-Teller). Which one of the given copper $(II)$ complexes will show the maximum structural distortion?
→→(en-ethylenediamine; $H _{2} N - CH _{2}- CH _{2}- NH _{2}$ )
The given osazone can be obtained by
Noble gases are group of elements which exhibit very
Given below are two statements :
In the light of the above statements, choose the correct answer from the options given below :
Identify the geometrical isomers of the following :
Which of the following reaction(s) can be used for the preparation of alkyl halides ?
→$(I)\,\,CH_3CH_2OH + HCl \xrightarrow{{Anh.\,\,ZnC{l_2}}}$
$(II)\,\,CH_3CH_2OH + HCl \rightarrow$
$(III)\,\,(CH_3)_3COH + HCl \rightarrow$
$(IV)\,\,(CH_3)_2CHOH + HCl \xrightarrow{{Anh.\,\,ZnC{l_2}}}$
Which of the following orders regarding thermal stability of hydrides $MH_3$ of group $15$ is correct?
→