MCQ
Identify which of the structures below are meso structures ?
- ✓$1$ and $3$
- B$1,3$ and $5$
- C$1,3$ and $4$
- D$2$ and $5$
✓
Answer
Correct option: A.
$1$ and $3$
a
$(a)$ Mesa compounds are those having $2$ or more chiral centres along with symmetry.
$(a)$ Mesa compounds are those having $2$ or more chiral centres along with symmetry.
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
$20\,mL$ of $0.02\,M$ hypo solution is used for the titration of $10\,mL$ of copper sulphate solution, in the presence of excess of $KI$ using starch as an indicator. The molarity of $Cu ^{2+}$ is found to be $\times 10^{-2}\,M$[nearest integer]Given : $2 Cu ^{2+}+4 I ^{-} \rightarrow Cu _{2} I _{2}+ I _{2}$ $I _{2}+2 S _{2} O _{3}{ }^{2-} \rightarrow 2 I ^{-}+ S _{4} O _{6}{ }^{2-}$
→Choose the correct set of reagents for the following conversion
→trans $\left( Ph - CH = CH - CH _3\right) \rightarrow$ cis $\left( Ph - CH = CH - CH _3\right)$
The solubility product of $AgCl$ is $1.8 \times 10^{-10}$.Precipitation of $AgCl$ will occur by mixing which of the following solutions when mixed in equal volume ?
→Which complex is most stable ?
→Where $kd =$ Dissociation constant
Heating of alkanes with fuming sulphuric acid or oleum at high temperature, which forms sulphonic acid, is called
An ionic bond $P^+ Q^-$ is most likely to be formed when
→For the dissociation reaction ${N_2}{O_4}\,(g)\,\, \rightleftharpoons \,2N{O_2}(g),$ the degree of dissociation $(\alpha )$ in terms of $K_p$ and total equilibrium pressure $P$ is
→Which of the following order regarding stability of phosphorous is correct ?
Which element belongs to $ d -$ block
→If the hydrogen ion concentration of a given solution is $5.5 \times {10^{ - 3}}\,mol\,\,litr{e^{ - 1}},$ the $pH$ of the solution will be
→