List of top Chemistry Questions asked in CUET (UG)

Match List-I with List-II:
List-IList-II
(A) Mn2+(I) Pyrolusite ore
(B) Spin only Magnetic Moment(II) An alloy of 4f metal, iron and traces of S, C, Al and Ca
(C) MnO2(III) μs = √n(n + 2) BM
(D) Misch metal(IV) Highest oxidation states

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Which among the following is a trihydric alcohol?
What product is obtained when chloroform reacts with oxygen in presence of light?
The reactivity order of the following alkyl halides towards dehydrohalogenation:
(A) R-F
(B) R-Br
(C) R-Cl
(D) R-I
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The correct order of increasing pKa values of the compounds:
(A) CH$_3$COOH
(B) CH$_2$OCH$_2$COOH
(C) Cl$_3$COOH
(D) (CH$_3$)$_3$CCOOH
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Which of the following on reaction with NaOI will give yellow precipitates?
(A) Phenylethanone
(B) Sec-Butyl alcohol
(C) Phenylethanal
(D) Methyl n-propylketone
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Match List-I with List-II:

List-I Compound

List-II Product in Basic Medium (in NaOH + Heat)

AEthanal(I)Benzoic acid + Phenyl methanol
BMethanal(II)3-Hydroxybutanal + But-2-enal
CBenzenecarbaldehyde(III)4-Hydroxy-4-methylpentan-2-one + 4-Methylpent-3-en-2-one
DAcetone(IV)Formic acid + Methanol
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Which of the following gives a positive Tollens test?
(A) Phenylethanal
(B) Acetophenone
(C) Formic acid
(D) Benzene carbaldehyde
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Reactivity order of the following towards nucleophilic substitution reactions:
(A) 4-Nitro-1-chlorobenzene
(B) 2,4-Dinitro-1-chlorobenzene
(C) Chlorobenzene
(D) 2,4,6-Trinitro-1-chlorobenzene
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Match List-I with List-II:

List-I

List-II 

AVitamin B6(I)Cheilosis
BVitamin B2(II)Osteomalacia
CVitamin D(III)Anaemia
DVitamin B12(IV)Convulsions
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Increasing order of crystal field splitting power of the following ligands:
(A) CN$^-$
(B) Cl$^-$
(C) F$^-$
(D) H$_2$O
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Match List-I with List-II:

List-I ( Types of hybridisation )

List-II ( Distribution of hybrid orbitals in space )

Asp$^3$ (I)Trigonal bipyramidal
Bdsp$^2$(II)Octahedral
Csp$^3$d(III)Tetrahedral
Dsp$^3$d$^2$(IV)Square Planar
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Arrange the following ions in increasing order of ionic radii:
(A) Eu$^{3+}$
(B) Lu$^{3+}$
(C) Y$^{3+}$
(D) La$^{3+}$
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Match List-I with List-II:

List-I ( Ions )

List-II ( No. of unpaired electrons )

AZn$^{2+}$(I)

0

BCu$^{2+}$(II)

4

CNi$^{2+}$(III)

1

DFe$^{2+}$(IV)

2

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What is Aspirin chemically?
Which among the following compounds is not an artificial sweetener?
What is the measurement of C-O-C bond angle in methoxymethane?
Which of the following reactions is shown by aldehydes that do not have alpha H-atom?
Which important compound is prepared by using cumene?
Which among the following compounds is most soluble in water?
What is the co-ordination number of metal in [Fe(C$_2$O$_4$)$_3$]$^{3-}$?

What is the colour of the product when ammonia reacts with a solution of \(Cu^{2+}\)?

Which member of the 15 group elements does not show allotropy?
What is the other term used for thermal reductions?
Which of the following is a polyhydric alcohol?