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

In neutral solution, thiosulphate is oxidised by potassium permanganate to

2,4-DNP is ______

Which of the following compounds contain at least one secondary alcoholic group :

Choose the correct answer from the options given below :

Which of the following statements relating to the acidic character of alcohols is not true ?

Which one of the following characteristics of the transition metals is associated with their catalytic property/activity ?

Match List I with List II

List-I		List-II
(A)	Oxidation state of Mn in MnO2 is	(I)	+2
(B)	Most stable oxidation state of Mn is	(II)	+3
(C)	Most stable oxidation state of Mn in \(MnO_{4}^{-}\) is	(III)	+4
(D)	Characteristic oxidation state of  lanthanoids is	(IV)	+7

Choose the correct answer from the options given below:

Predict the major product in the following reaction:

The magnetic moment of the complex species- [Fe(H₂O)₆]^2- and K₂[MnCl₄] are 5.3 and 5.9 respectively. The number of unpaired electrons respectively are :

The correct order of dipole moment of the different methyl halides is-

Match List I with List II

List-I		List-II
(A)	Hexagonal	(I)	∝ ≠ β ≠ γ ≠ 90°
(B)	Orthorhombic	(II)	∝ = γ = 90°, β ≠ 90°
(C)	Triclinic	(III)	∝ = β = 90°, γ = 120°
(D)	Monoclinic	(IV)	∝ = β = γ = 90°

Choose the correct answer from the options given below:

The rate constants of a reaction at 200 K and 300 K are 0.02 s^-1 and 0.04 s^-1. Ea for this reaction will be:

Glycoside linkage is the ether bond present in between two:

Chemisorption is favoured by

Which of the following is not an expression of Dalton's law of partial pressures?

The chemical used for leaching of silver and gold is :

Arrange the following Nucleophiles in the decreasing order of their attacking strength:
(A)
(B) CH₃CH₂CH₂COO^-
(C) CH₃CH₂CH₂CH₂S^-
(D) CH₃CH₂CH₂CH₂O^-
Choose the correct answer from the options given below :

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:

Which of the following is incorrect?

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

Silicon doped with electron elements of group-13 forms.