List of top Questions asked in CUET (UG)- 2023

Ferric oxide in blast furnace's upper half is mainly reduced by:

Decreasing order of reducing power of the given species as per their standard reduction potential is :
A. -2.36
B. +0.54
C. +1.23
D. -0.74
E. + 1.81
Choose the correct answer from the options given below:

In amines, the nitrogen atom is A and B hybridised, making geometry of amines as C. Then A, B, and C respectively are:

When 1.3-Diphenylprop-2-en-1-one is formed by the reaction of benzaldehyde and acetopheone in the presence of dil.NaOH followed by heating, which is the correct option ?

The solution which shows positive deviation from Raoult's Law, is the mixture of

H-bond does not exist in:

During bromination of phenol, lewis acid is not necessary required because of:

$[NiCl_2(PPh_3)_2]$ is named as:

Silicon doped with electron elements of group-13 forms.

Hydroxylation of Trans But-2-ene results in the formation of-

\(C_2H_5OH\xrightarrow{X}C_2H_5Cl\xrightarrow{Y}C_2H_5CN\)
X and Y used in the above reaction are:

Which of the following is an example of an Emulsion?

Match List -I with List-II

	List -I		List-II
A	Gel	I	Hair cream
B	Foam	II	Dust
C	Emulsion	III	Cheese
D	Aerosol	IV	Whipped cream

Choose the correct answer from the option given below

Match List-I with List-II.

List-I		List-II
(A)	D	(I)	Loss of blood clotting
(B)	C	(II)	Rickets
(C)	B6	(III)	Scurvy
(D)	K	(IV)	Convulsions

Choose the correct answer from the options given below:

The number of unpaired electron in gaseous ions Mn³⁺(Z=26), V³⁺ (Z=23), Cr³⁺ (Z=24) are respectively :

Arrange the following solids in the decreasing order of their magnetic strength in the presence of external magnetic field.
A. NaCl
B. CrO₂
C. MnO
D. Fe₃O₄

Match List -I with List-II

	List -I		List-II
A	Kaolinite	I	FeCO3
B	Siderite	II	ZnCO3
C	Malachite	III	[AL2(OH)4Si2 O5]
D	Colamine	IV	CuCO3.Cu(OH)2)

Choose the correct answer from the option given below

Aniline upon heating with conc. HNO₃ and concentrated H₂SO₄ mixture gives.

Graphite is a good conductor of electricity due to the presence of-

In the below given hypothetical equation
\(r = k[A]^x [B]^y\)
If the concentration of [B] is kept constant and concentration of [A] is increased to 3 times, the reaction rate increases 27 times, then the order of reaction with respect to A is:

Scrubber technology used in automobile to remove mainly which harmful gas from the exhaust with the help of water spray or lime :

Acid Rain is caused due to _________.

In Freundlich adsorption isotherm, the value of \( \frac{1}{n} \) is:

The increasing order of magnetic behaviour for following complex is
A. \([Ti(H_2O)_6]^{3+}\)
B. \([V(H_2O)_6]^{3+}\)
C. \([MnCl_4]^{2-}\)
D. \([MnF_6]^{3-}\)
E. \([Cr(H_2O)_6]^{3+}\)
Choose the correct answer from the options given below:

The oxoacid of sulphur which has a lone pair of electrons on the sulphur atom is: