NEET 2026 (Re-Exam)

151 Questions • 180 Minutes • 2026

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The following carbocation is stabilized by the interaction of the empty p orbital with C₆H₅–C⁺H–CH₃

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A 1 : 3 electrolyte in an aqueous solution is

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The standard electrode potential (E°) for the half-cell reaction Fe³⁺ + e⁻ → Fe²⁺ at 298 K is (Given : E°(Fe³⁺/Fe) = −0.04 V and E°(Fe²⁺/Fe) = −0.44 V at 298 K)

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In potash alum, the ratio of K⁺ and SO₄²⁻ ions is

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Consider the following statements about the solutions formed by mixing two liquids. A. An ideal solution thus formed obeys Raoult's law throughout the composition range. B. Mixture of chloroform and acetone shows negative deviation from Raoult's law. C. Mixture of aniline and phenol shows positive deviation from Raoult's law. Choose the correct statements from the options given below:

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For a salt XY, which is a strong electrolyte, the plot of Λm versus √c has a slope of −90.0 S cm² mol⁻³ᐟ² L¹ᐟ² at 298 K. At 0.01 M concentration of XY, the value of Λm is 145.0 S cm² mol⁻¹. The limiting molar conductivity of Y⁻ ion (λ°Y⁻, in S cm² mol⁻¹) at 298 K will be (Given : λ°X⁺ = 74.0 S cm² mol⁻¹)

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According to crystal field theory, the correct order of ligands with respect to their decreasing order of field strength is

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In an acidic medium, 10 mL of 0.25 M oxalic acid is titrated with KMnO₄ solution. If the volume of KMnO₄ solution required to reach end point is 10 mL, the strength of the KMnO₄ solution is

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The correct statement is

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Among the following, the compound having conjugated double bonds is

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The correct order of solubility of the given salts in water at 298 K is [table] Salt | Ksp at 298 K ; AgBr | 5.0 × 10⁻¹³ ; Zn(OH)₂ | 1.0 × 10⁻¹⁵ ; Hg₂Cl₂ | 1.3 × 10⁻¹⁸ [/table]

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The correct decreasing order of oxidation state of the underlined atom in each molecule is (the underlined atom is shown in brackets after each formula)

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Assertion A: For an ideal solution formed by mixing liquids P and Q, ΔmixH = 0 and ΔmixV = 0 Reason R: No interactions occur between P and Q In the light of the above statements, choose the most appropriate answer from the options given below.

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Among the species given below, the spin-only magnetic moment is highest for (Given: Atomic number of Ti = 22, Mn = 25, Fe = 26 and Co = 27)

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A protein undergoes reversible thermal denaturation from its initial state N to denatured state D according to N ⇌ D. At 60°C, the concentrations of both N and D are equal at equilibrium, and the standard enthalpy change of denaturation is 666 kJ mol⁻¹. The standard entropy change ΔS° (in kJ K⁻¹ mol⁻¹) of the protein upon denaturation at 60°C is closest to

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Given below are two statements: one is labelled as Assertion A and the other is labelled as Reason R. Assertion A: Generally, 3d transition metals have high melting points. Reason R: Involvement of 3d-electrons in addition to 4s-electrons in the interatomic metallic bonding. In light of the above statements, choose the most appropriate answer from the options given below:

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Given below are two statements: one is labelled as Assertion A and the other is labelled as Reason R. Assertion A: The first ionization enthalpy of O is lower than that of N and F. Reason R: The loss of an electron from O leads to stable half-filled p orbital In light of the above statements, choose the most appropriate answer from the options given below:

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Consider the following reaction sequences and choose the correct option. Ph–C≡C–Me —H₂, Pd/C (Lindlar's Catalyst)→ K —HBr→ M Ph–C≡C–Me —Na/liq. NH₃→ L —HBr, benzoyl peroxide→ N

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The highest occupied molecular orbital for Ne₂ is

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Match the species in List-I with their geometry in List-II. [table] List-I | List-II ; A. PCl₅ | I. Tetrahedral ; B. BrF₅ | II. Square Planar ; C. BF₄⁻ | III. Trigonal bipyramidal ; D. [Ni(CN)₄]²⁻ | IV. Square pyramidal [/table] Choose the correct answer from the options given below:

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Paper Info

Exam: NEET
Year: 2026
Questions: 151
Duration: 180 mins

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