List of top Chemistry Questions asked in CUET (UG)

Match List I with List II

List I		List II
A.	Rosenmund reduction	I.	CrO2Cl2CS2,H3O+
B.	Etard Reaction	II.	CO, HCl Anhyd. AlCl3/CuCl
C.	Gamenman-Koch reaction	III.	H2-Pd-BaSO4
D.	Clemmensen reduction	IV.	Zn-Hg/HCl

Choose the correct answer from the options given below :

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 :

Arrange the following in increasing order of their basic strength :
A. NH₃
B. AsNH₃
C. PH₃
D. BiH₃
E. SbH₃
Choose the correct answer from the options given below :

Identify the pseudohalogen from the following ions :

The bond angle in methanol is :

\(MnO_4^-\) + H₂O + I^- → MnO₂ + OH^- + X
Compound ‘X’ in the above reaction is :

Which of the following does not depict an isomer of oxetane

Arrange the following oxoacids of phosphorus in the correct decreasing order of their reducing strength.
A. H₄P₂O6
B. H₃PO₂
C. H₄P₂O₇
D. H₃PO₃
Choose the correct answer from the options given below :

2,4-DNP is ______

Which of the following are fat soluble vitamins:
(A) vit A
(B) vit B
(C) vit D
(D) vit E
(E) vit K
Choose the correct answer from the options given below:

Which statement is not true for a detergent molecule ?

The sodium soap prepared from glyceryl palmite
(C₁₅H₃₁COO)₃C₃H₅ is :

Which of the following statements are correct?
(A) Glucocorticoids control the carbohydrate metabolism
(B) Testosterone is major female sex hormone 
(C) Insulin is released in response to increase in blood sugar 
(D) Hypothyroidism is caused by low level of thyroxine 
(E) Mineralocorticoid is major male sex hormone 
Choose the correct answer from the options given below:

[Co(NH₃)₄Cl(NO₂)]Cl will show:
A. Solvate isomerism
B. Linkage isomerism
C. Coordination isomerism
D. Ionisation isomerism
Choose the correct answer from the options given below :

Cyclopropanol
Identify D

KMnO₄ + H₂SO₄ + X → MnSO₄ + K₂SO₄ + H₂O + CO₂
Identify X :

In the given reaction, the end-product is-

C is-

The canary bird is used to detect ________ gas in the Singareni coal of fields.

Match List I with List II

List I		List II
A.	CH3CH2NH2	I.	N,N-Dimethylamiline
B.		II.	Ethylamine
C.	C6H5NH2	III.	Aniline
D.	C6H5N(CH3)2	IV.	Trimethylamine

Choose the correct answer from the options given below :

Aniline forms meta nitro derivative in strongly acidic medium. The reason is-

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

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Which compound is formed when a secondary alcohol is oxidized ?

In order to differentiate between N-methylmethanamine and N,N-Dimethylmethanamine, the reaction to be used is :

Rate of a reaction is of 2nd order w.r.t A and Ist order w.r.t B. If concentration of A is halved and concentration of B becomes \(\frac{1}{3}^{rd}\) of initial concentration. The rate of reaction becomes :

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