List of top Chemistry Questions asked in CUET (UG)

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

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The percentage dissociation of 0.1M Agl solution having a resistance of 100Ω in an electrolytic cell having cell constant of 4 cm^-1 is.
(λ°mol AgNO₃ = 8000Ω^-1 cm²mol^-1, λ°mol KNO₃ = 10500Ω^-1 cm²mol^-1, λ°mol-1, 2 mol KI = 9500Ω^-1 cm²mol^-1

Number of Co³⁺ ions per 100 oxide ions in salt Co_0.94 O_1.00 will be.

Match List I with List II

List-I		List-II
(A)		(I)	Dishwashing powder
(B)		(II)	Laundry soap powder
(C)	\(C_{17}H_{35}COO^{-}Na^{+}+Na_2CO_3+Rosin\)	(III)	Hair conditioner
(D)	\(CH_3(CH_2)_{15}COO(CH_2CH_2O)_{11}CH_2CH_2OH\)	(IV)	Toothpaste

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In the following reaction
\(aX\rightarrow bY\ \ log_{10}(\frac{dx}{dt})=log_{10}(\frac{dy}{dt})+0.4771\)
X and Y respectively can be
[Given: log3=0.4771]

A and B, respectively from the following options are:

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

Match List I with List II

List-I		List-II
(A)	Van Arkel Method	(I)	Copper
(B)	Zone Refining	(II)	Titanium
(C)	Mond Process	(III)	Germanism
(D)	Electrolytic Refining	(IV)	Nickel

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Which of the following is not the graphical representation of first-order kinetics?

The value of Avogardro's Number is ______

Benzene and naplıithalene form an ideal solution at room temperature. The true statements for this solution are:
A. ΔG is positive
B. ΔS_system is positive.
C. ΔS_surrounding = 0.
D. Δ_maxH = 0.
Е. Δ_maxV = 0.
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Which of the following is a homopolymer?

Second most student element in alloy misch metal is:

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

Which of the following is not a heavy metal? 1

Degree of dissociation, when molar conductivity of X at its concentration C is 24.14 and its limiting molar conductivity is 48.28 will be

Which is the only metal that is Liquid at room Temperature?

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

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) $[FeF_6]^{3-}$
Choose the correct answer from the options given below:

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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If we use molten NaCl, the products of electrolysis are ____.

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

E_cell for the given cell pt(s)/Br₂(1)/Br^-(0.1 M)//Cl^-(0.01 M)/Cl₂(g) (1 atm)/Pt(s) [Given E_br2/Br-=+1.09 V,E Cl₂/Cl-=1.36 V] at 298 K is

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

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