List of top Questions asked in CUET (UG)

When dilute aqueous solution of KI (excess) is added to AgNO₃ solution, the charge on the Agl colloidal, particles formed will be

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)

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

In a reaction:\( MnO_4^- + 8H^+ + 5e \, \overset{A}⇢ + H_2O\)
A stands for:

Second most student element in alloy misch metal is:

A divalent ion of ‘V’ (Atomic No.-23) in aqueous solution is:

Increasing order of oxidation states of transition metal oxides will be
(A) $TiO_2$
(B) $MnO_4^{-}$
(C) $VO_2^{+}$
(D) $CrO_4 ^{2-}$
(E) $Ni (CO)4$
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$[NiCl_2(PPh_3)_2]$ is named as:

Inner orbital complex among the following is :
(A) $[Co(NH_3)_6]^{3+}$
(B) $[CoF_6]^{3-}$
(C) $[Ni(CN)_4]^{2-}$
(D) $[MnCl_6]^{3-}$
(E) $[FeF_6]^{3-}$
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Identify transition metal complexes which are not octahedral in shape.
(A) $[Co(NH_3)_6]^{3+}$
(B) $[Ni(CO)_4]$
(C) $[COCI(NH_3)_5]^{2+}$
(D)$ [CoCl_2(NH_3)_4]^{+}$
(E)$[PtCl_4]^{2-}$
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These structures represent which particular kind of halides :

Which of the following haloalkanes reacts with aqueous KOH most easily?

In which of the following molecules carbon atom marked with asterix (*) is a stereocentre or Chiral centre ?

Phenol is manufactured from hydrocarbon, Cumene. Cumene is chemically:

Match List -I with List-II

	List -I		List-II
A	Antifreeze used in car engine	I	Phenol
B	Starting material for picric acid	II	Glycerol
C	Wood spirit	III	Ethylene glycol
D	By product of soap industry used in cosmetics	IV	Methanol

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Which of the following is incorrect?

Phenol is brominated in solvent CS, at low temperature. The product formed are:

Which of the following compound will not undergo Azo coupling reaction?

Predict the major product in the following reaction:

The correct increasing order of basic strength of amine is:
(A) \(CH_5NH_2<NH_3 <CHCH_2NH_2 < C_2H_5NH_2 < (CH)_2NH \)
(B) \(NH_3 <C_6H_5NH_2 < CHCH_2NH_2 < C_2H_5NH_2 < (C_2H_5)_2NH \)
(C) \(C_6H_5CH_2NH_2 <C_6H_5NH_2 < NH_3 <C_2H_5NH_2 < (C_2H_5)_2NH \)
(D) \(C_2H_5NH_2 < (C_2H_5)_2NH < C_6H_5NH_2 < NH_3\)
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The presence or absence of hydroxyl group on which carbon atom of sugar differentiate RNA and DNA:

Which of the following are fat soluble vitamins:
(A) vit A
(B) vit B
(C) vit D
(D) vit E
(E) vit K
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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 
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Match List -I with List-II

	List -I		List-II
A	Buna-S	I	Vinyl chloride
B	Neoprene	II	1,3-Butadiene and styrene
C	PVC	III	Tetra flouroethene
D	Teflon	IV	Chloroprene

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Which statement is not true for a detergent molecule ?