MCQ
Which reagent is used to form glucosazone
- A$NH_2-NH_2$
- ✓$C_6H_5NH-NH_2$
- C$NH_2-OH$
- D$NH_2NHCONH_2$
✓
Answer
Correct option: B.
$C_6H_5NH-NH_2$
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
Two straight long conductors $AOB$ and $COD$ are perpendicular to each other and carry currents ${i_1}$ and ${i_2}$. The magnitude of the magnetic induction at a point $ P$ at a distance a from the point $O$ in a direction perpendicular to the plane $ACBD$ is
→The de Broglie wavelength of an electron moving with kinetic energy of $144 \;eV$ is nearly
→The gas which obeys Boyle's law for maximum range of temperature is
Match List$-I$ with List$-II$
→| List$-I$ | List$-II$ |
| $(a)$ Phase difference between current and voltage in a purely resistive $AC$ circuit | $(i)$ $\frac{\pi}{2} ;$ current leads voltage |
| $(b)$ Phase difference between current and voltage in a pure inductive $AC$ circuit | $(ii)$ zero |
| $(c)$ Phase difference between current and voltage in a pure capacitive $AC$ circuit | $(iii)$ $\frac{\pi}{2} ;$ current lags voltage |
| $(d)$ Phase difference between current and voltage in an $LCR$ series circuit | $(iv)$ $\tan ^{-1}\left(\frac{X_{C}-X_{L}}{R}\right)$ |
Choose the most appropriate answer from the options given below:
Radius of a certain orbit of hydrogen atom is $8.48\mathring A $. If energy of electron in this orbit is $\mathrm{E} / \mathrm{x}$, then $\mathrm{x}=. . . . $
→(Given $a_0=0.529 \mathring A, E=$ energy of electron in ground state)
If mass of a satellite is doubled and time period remain constant the ratio of orbit in the two cases will be
In an $FM$ system a $7\, kHz$ signal modulates $108\, MHz$ carrier so that frequency deviation is $50\, kHz$. The carrier swing is
→For a cell, the graph between the potential difference $(V) $ across the terminals of the cell and the current $(I)$ drawn from the cell is shown in the figure. The $e.m.f.$ and the internal resistance of the cell are
→A satellite of mass m is circulating around the earth with constant angular velocity. If radius of the orbit is ${R_0}$ and mass of the earth M, the angular momentum about the centre of the earth is
→The energy of hydrogen atom in its ground state is $-13.6 \,eV$, the energy of the level corresponding to $n=7$ is ...... $eV$
→