Identify $A$ and $B$ in the following reactions:
- A$A = m\text{-chloronitrobenzene}, B = \text{azobenzene}$
- B$A = p\text{-chloronitrobenzene}, B = \text{azobenzene}$
- C$A = m\text{-chloronitrobenzene}, B = \text{aniline}$
- D$A = o\text{-chloronitrobenzene}, B = \text{azobenzene}$
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Similar Questions
Match the following and find the correct pairs.
List $I$ List $II$ $(A)$ Fleming's left hand rule $(i)$ Direction of induced current $(B)$ Right hand thumb rule (ii) Magnitude and direction of magnetic induction $(C)$ Biot-Savart law (iii) Direction of force due to magnetic induction $(D)$ Fleming's right hand rule (iv) Direction of magnetic lines due to current
| List $I$ | List $II$ |
|---|---|
| $(A)$ Fleming's left hand rule | $(i)$ Direction of induced current |
| $(B)$ Right hand thumb rule | (ii) Magnitude and direction of magnetic induction |
| $(C)$ Biot-Savart law | (iii) Direction of force due to magnetic induction |
| $(D)$ Fleming's right hand rule | (iv) Direction of magnetic lines due to current |
If the number of $5$-element subsets of the set $A = \{a_1, a_2, \ldots, a_{20}\}$ of $20$ distinct elements is $k$ times the number of $5$-element subsets containing $a_4$,then $k$ is
Let $z = a - \frac{i}{2}$,where $a \in R$. Then $|i + z|^2 - |i - z|^2$ is equal to
If $\omega$ is a complex cube root of unity,then $\sin \left\{\left(\omega^{10}+\omega^{23}\right) \pi-\frac{\pi}{4}\right\}$ is equal to
The square root of $134 + \sqrt{6292}$ is:
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