Jee Main
S Block Elements
JEE Main 2023 (Online) 11th April Evening Shift
INTEGER+4 / -12023
\(\mathrm{Mg}\left(\mathrm{NO}_{3}\right)_{2} \cdot \mathrm{XH}_{2} \mathrm{O}\) and \(\mathrm{Ba}\left(\mathrm{NO}_{3}\right)_{2} \cdot \mathrm{YH}_{2} \mathrm{O}\), represent formula of the crystalline forms of nitrate salts. Sum of \(\mathrm{X}\) and \(\mathrm{Y}\) is _____________.