MCQ
Product $(A)$ of the reaction is
  • A


  • C

  • D

Answer

Correct option: B.

b

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

Similar questions

Which of the following acid possesses oxidising, reducing and complex forming properties
Number of complexes from the following with even number of unpaired "$d$" electrons is  . . . . . . . . . .

${\left[\mathrm{V}\left(\mathrm{H}_2 \mathrm{O}\right)_6\right]^{3+}, \quad\left[\mathrm{Cr}\left(\mathrm{H}_2 \mathrm{O}\right)_6\right]^{2+}, \quad\left[\mathrm{Fe}\left(\mathrm{H}_2 \mathrm{O}\right)_6\right]^{3+},}$

${\left[\mathrm{Ni}\left(\mathrm{H}_2 \mathrm{O}\right)_6\right]^{3+},\left[\mathrm{Cu}\left(\mathrm{H}_2 \mathrm{O}\right)_6\right]^{2+}}$

[Given atomic numbers: $\mathrm{V}=23, \mathrm{Cr}=24, \mathrm{Fe}=26$,

$\mathrm{Ni}=28, \mathrm{Cu}=29]$

Consider the following reaction :

Phenol  $\xrightarrow{{Zn\,\,dust}}X\,\xrightarrow[{Anhyd.\,AlC{l_3}}]{{C{H_3}Cl}}\,Y\xrightarrow{{Alkaline\,\,KMn{O_4}}}\,Z$

the product $Z$ is

Given the molecular formula of the hexa coordinated complexes (a) $CoC{l_3}.6N{H_3}$ (b)$CoC{l_3}.5N{H_3}$ (c)$CoC{l_3}.4N{H_3}$. If the number of co-ordinated $N{H_3}$ molecules in $A, B $ and $C$  respectively are $6, 5$  and $ 4, $ the primary valency in $ (a), (b)$ and $(c) $ are:
$C{H_3}C{O_2}Et + {(C{H_2})_5}{(MgBr)_2}\xrightarrow[{(2){H^ + }}]{}\mathop {{C_7}{H_{14}}O}\limits_{(A)} $ ; compound $(A)$ will be
The passivity of iron in concentrated nitric acid is due to
Select the incorrect statement
For a chemical reaction temperature increased from $25\,^oC$ to $55\,^oC$ then rate of reaction will be changed by a factor of (Assume $\mu  = 3$ ) 
Total number of isomers possible for the complex $[Co(en)_2Cl_2]$ is
Given ${E^o}_{A{g^ + }/Ag} = 0.80\,V,\,\,\,{E^o}_{M{g^{2 + }}/Mg} =  - 2.37\,V,$ ${E^o}_{C{u^{2 + }}/Cu} = 0.34\,V,\,\,{E^o}_{H{g^{2 + }}/Hg}\, = 0.79\,V.$

Which of the following statements is correct ?