If 1 mM solution of ethylamine produces pH = 9, then the ionization constant (K b) of ethylamine is 10⁻ˣ. The value of x is _ _ (nearest integer). [The degree of ionization of ethylamine can be neglected with respect to unity.]

Equilibrium: JEE Main 2025 Chemistry question

JEE Main 2025 · 23 Jan, Morning shift · Q71

JEE Main 202523 Jan, Morning shiftChemistryMediumEquilibrium123× since 2002

If 1 mM solution of ethylamine produces pH = 9, then the ionization constant (

K_b

) of ethylamine is

10^{-x}

. The value of x is ____ (nearest integer). [The degree of ionization of ethylamine can be neglected with respect to unity.]

Your answerType your answer. Integers and decimals are accepted.

JEE Main 2025 Equilibrium Question with Solution (23 Jan Morning shift, Q71) | JEE Arc

JEE Main 2025 · 23 Jan, Morning shift · Q71

JEE Main 202523 Jan, Morning shiftChemistryMediumEquilibrium123× since 2002

If 1 mM solution of ethylamine produces pH = 9, then the ionization constant (

K_b

) of ethylamine is

10^{-x}

. The value of x is ____ (nearest integer). [The degree of ionization of ethylamine can be neglected with respect to unity.]

Your answerType your answer. Integers and decimals are accepted.