MCQ
Benzyne intermediate is not observed in :
- 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.
Explore more
Similar questions
$A$ and $B$ are
→Which one of the following will undergo meta substitution on monochlorination
The correct equation for the change in enthalpy is:
A redox reaction is one in which:
The correct order of increasing bond length of $C - H, C - O, C - C$ and $C=C$ is
→Electronic configuration of ferric ion is
Correct order of stability is
The number of unpaired electrons in nitrogen is
For a reaction, $A \rightleftharpoons P$, the plots of $[ A ]$ and $[ P ]$ with time at temperatures $T _1$ and $T _2$ are given below.
→If $T _2> T _1$, the correct statement(s) is (are)
(Assume $\Delta H ^{\ominus}$ and $\Delta S ^{\ominus}$ are independent of temperature and ratio of $\ln K$ at $T _1$ to $\ln K$ at $T_2$ is greater than $T_2 / T_1$. Here $H, S, G$ and $K$ are enthalpy, entropy, Gibbs energy and equillibrium constant, respectively.)
$(A)$ $\Delta H ^{\ominus}<0, \Delta S ^{\ominus}<0$ $(B)$ $\Delta G ^{\ominus}<0, \Delta H ^{\ominus}>0$ $(C)$ $\Delta G ^{\ominus}<0, \Delta S ^{\ominus}<0$ $(D)$ $\Delta G ^{\ominus}<0, \Delta S ^{\ominus}>0$
The correct order of bond enthalpy $\left( kJ\,mol ^{-1}\right)$ is :
→