JEE Main 2026 · 8 Apr 2026 Shift 2

Match List - I with List - II. List - I: Mass of substance

1. A1.8 mg water
2. B9.8 mg sulphuric acid
3. C1.8 mg carbon
4. D5.85 mg salt (NaCl) List - II: Number of atoms I. 2 × 10⁻⁴ × Nₐ II. 1.5 × 10⁻⁴ × Nₐ III. 3 × 10⁻⁴ × Nₐ IV. 7 × 10⁻⁴ × Nₐ Choose the correct answer from the options given below:

Given below are two statements: Given: Molar mass of C, H, O, Cl are 12, 1, 16 and 35.5 g mol⁻¹, respectively Statement I: In 30% (w/w) solution of methanol in CCl₄ (at T K), the mole fraction of CCl₄ is equal to 0.33. Statement II: Mixture of methanol and CCl₄ shows positive deviation from Raoult’s law. In the light of the above statements, choose the correct answer from the options given below:

1. ABoth Statement I and Statement II are true
2. BBoth Statement I and Statement II are false
3. CStatement I is true but Statement II is false
4. DStatement I is false but Statement II is true

Bromine trifluoride autoionizes to form BrF₂⁺ and BrF₄⁻. The shapes of the cation and anion are respectively __________, and __________.

1. Abent, square planar
2. Blinear, square planar
3. Cbent, see-saw
4. Dlinear, tetrahedral

Consider the following reactions in which all the reactants and products are present in gaseous state 2 xy ⇌ x₂ + y₂ K₁ = 2.5 × 10⁵ xy + 1/2 z₂ ⇌ xyz K₂ = 5 × 10⁻³ The value of K₃ for the equilibrium 1/2 x₂ + 1/2 y₂ + 1/2 z₂ ⇌ xyz is:

1. A2.5 × 10⁻³
2. B2.5 × 10³
3. C1.0 × 10⁻⁵
4. D5 × 10⁻³

Given at 298 K: E°Fe²⁺/Fe = X Volt; E°Fe³⁺/Fe = Y Volt. The E°Fe³⁺/Fe²⁺ in Volt at 298 K is given by:

1. A2X − 3Y
2. B3Y − 2X
3. C3Y + 2X
4. DY + X

Match List - I with List - II. List - I: Electronic configuration of neutral atom (where n = 2)

1. Ans²
2. Bns²np¹
3. Cns²np³
4. Dns²np⁶ List - II: 1st Ionization Energy (kJ mol⁻¹) I. 2080 II. 899 III. 800 IV. 1402 Choose the correct answer from the options given below:

Find the correct statements related to group 15 hydrides.

1. AReducing nature increases from NH₃ to BiH₃
2. BTendency to donate lone pair of electrons decreases from NH₃ to BiH₃
3. CThe stability of hydrides decreases from NH₃ to BiH₃
4. DHEH bond angle decreases from NH₃ to SbH₃ (E = Elements of group 15) Choose the correct answer from the options given below:

Given below are two statements: Statement I: The number of pairs among [Ti⁴⁺, V²⁺], [V²⁺, Mn²⁺], [Mn²⁺, Fe³⁺] and [V²⁺, Cr²⁺] in which both ions are coloured is 3. Statement II: The number of pairs among [La³⁺, Yb²⁺], [Lu³⁺, Ce⁴⁺] and [Ac³⁺, Lr³⁺] ions in which both are diamagnetic is 3. In the light of the above statements, choose the correct from the options given below:

1. ABoth Statement I and Statement II are correct
2. BBoth Statement I and Statement II are incorrect
3. CStatement I is correct but Statement II is incorrect
4. DStatement I is incorrect but Statement II is correct