Jee Main
Ionic Equilibrium
JEE Main 2026 (Online) 21st January Evening Shift
INTEGER+4 / -12026
The first and second ionization constants of H2X are $2.5 \times 10^{-8}$ and $1.0 \times 10^{-13}$ respectively.
The concentration of ${X^{2-}}$ in $0.1\ \mathrm{M}$ H2X solution is ______ $\times 10^{-15}\ \mathrm{M}$. (Nearest Integer)