List of top Questions asked in CUET (UG)

Which of the following is the most stable free radical?
Which among the following is a false statement?
An element has a cubic structure with a cell edge of 288 pm. The density of the element is $7.2~g~cm^{-3}$. 208 g of the element has $24.16\times10^{23}$ numbers of atoms. The unit cell of this cubic structure is ________.
In the following reaction, identify X: $Cr_{2}O_{7}^{2-} + X \xrightarrow{H^{+}} Cr^{3+} + H_{2}O + \text{Oxidized product of X}$}
Match List-I with List-II:
The correct set of quantum numbers for 3d subshell is ________.
Which one of the following pairs has only paramagnetic species?
Correct number of lone pairs in $SF_{4}$ and $H_{2}O$ molecules, respectively, should be ________.
The element with atomic number 53 belongs to ________.
In which of the following compounds, metal is in lowest oxidation state?
The atomic radii of Zr and Hf are almost identical. This is because of ________.
In order to distinguish between $C_{2}H_{5}NH_{2}$ and $C_{6}H_{5}NH_{2}$ which of the following reagents is useful?
Which of the following is the strongest acid?
The product formed upon heating methyl bromide with potassium tert-butoxide is ________.
Which of the following does not give iodoform test?
Which of the following compounds gives a positive Tollen's test but negative Fehling's test?
The most stable conformation of 1,2-dibromomethane among the following is:
Identify the following named reaction:
A compound with the molecular formula $C_{5}H_{5}N$ and having 3 double bonds will be ________.
A positive charge q is distributed over a circular ring of radius a. It is placed in a horizontal plane and is rotated about its axis at a uniform angular speed $\omega$. A horizontal magnetic field B exists in the space. The torque acting on the ring due to the magnetic force is ________.
When a beam of 10.6 eV photons falls on a platinum surface, 53% of incident photons eject photoelectrons. If intensity is $2.0~W/m^2$ and area is $1.0\times10^{-4}~m^2$, the number of photoelectrons emitted per second is:
What is the magnetic induction of the field at the point O in a current I carrying wire that has the shape as shown in the figure? The radius of the curved part of the wire is R, the linear parts are assumed to be very long.
The correct IUPAC name for the given molecule should be ________.
In the circuit shown in figure, the potential barrier for Ge diode is 0.3 V and for Si diode it is 0.7 V. What is the voltage $V_{A}$?
Two slits in Young's interference experiment have width in the ratio 1: 4. The ratio of intensity at the maxima and minima in their interference is ________.