MCQ
Which of the following intermediate is more stable
- A
- B
- ✓
- DAll are equally stable
✓
Answer
Correct option: C.
c
$EWG(-NO_2)$ at ortho or para-position in given complex stabilised it more in comparison to meta position
$EWG(-NO_2)$ at ortho or para-position in given complex stabilised it more in comparison to meta position
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
Given below are two statements:
→Statement $I:$ $SO _2$ and $H _2 O$ both possess V-shaped structure.
Statement $II:$ The bond angle of $SO _2$ is less than that of $H _2 O$.
In the light of the above statements, choose the most appropriate answer from the options given below:
The correct order of the ionic radii of
→$O ^{2-}, N ^{3-}, F ^{-}, Mg ^{2+}, Na ^{+}$ and $Al ^{3+}$ is
Radius of the isoelectronic species
A reaction has a half life of $1\,min.$ The time required for $99.9\, \%$ completion of the reaction is ......... $min.$ (Round off to the Nearest integer)
→[Use : $\ln\, 2=0.69, \ln \,10=2.3]$
When $\psi_{\mathrm{A}}$ and $\Psi_{\mathrm{B}}$ are the wave functions of atomic orbitals, then $\sigma^*$ is represented by :
→First and second excitation potentials of hydrogen atom (in $eV$) would be respectively
→The ionisation potential of hydrogen from ground state to the first excited state is ........... $\mathrm{eV}$
→$K_2HgI_4$ is $40\%$ ionized in aqueous solution. The value of its van’t Hoff factor $(i)$
→The rate constant for a reaction can be increased by $\underline{a}$ the stability of the reactant or by $\underline{b}$ the stability of the transition state. Select the correct choice for $a$ and $b$
→Choose the pair of species in which oxidation number of nitrogen is same