Equilibrium

JEE Main · Chemistry · 15 past questions

These are the board's own papers. 170 more board questions reprinted in the books we use in class are for signed-in students: sign in.

11 of 15 · show all

1. Q2 2026 2 Apr Shift 1

   The solubility product constants of $\mathrm{Ag_2CrO_4}$ and AgBr are $32x$ and $4y$ respectively at 298 K.…

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2. Q4 2026 2 Apr Shift 2

   At 25°C, 20.0 mL of 0.2 M weak monoprotic acid HX is titrated against 0.2 M NaOH. The pH of the solution (a)…

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3. Q6 2026 4 Apr Shift 1

   The pH of a solution obtained by mixing 5 mL of 0.1 M NH$_4$OH solution with 250 mL of 0.1 M NH$_4$Cl…

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4. Q7 2026 4 Apr Shift 2

   20 mL of a solution of acetic acid required 28.4 mL of 0.1 M NaOH for its neutralization. A solution (X) was…

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5. Q8 2026 5 Apr Shift 1

   M$_3$A$_2$ is a sparingly soluble salt of molar mass $y$ g mol$^{-1}$ and solubility $x$ g L$^{-1}$.…

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6. Q9 2026 5 Apr Shift 1

   Arrange the following resultant mixtures in increasing order of their pH values…

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7. Q10 2026 5 Apr Shift 2

   The reaction $A(g) \rightleftharpoons B(g) + C(g)$ was initiated with the amount 'a' of A(g). At equilibrium…

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8. Q11 2026 6 Apr Shift 1

   One mole each of He and A(g) are taken in a 10 L closed flask and heated to 400 K to establish the following…

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9. Q12 2026 6 Apr Shift 2

   Given is a concentrated solution of a weak electrolyte A_xB_y of concentration 'c' and dissociation constant…

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10. Q14 2026 8 Apr Shift 2

    Consider the following reactions in which all the reactants and products are present in gaseous state…

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11. Q15 2026 8 Apr Shift 2

    Solid carbon, CaO and CaCO3 are mixed and allowed to attain equilibrium at T K.…

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