Report - mÙkj - govtedu.com · fdf.or gks ldrs gSaA ;g ,d jklk;fud ifjorZu gSA 30. (a), (c) rFkk (e) — HkkSfrd ifjorZu gSaA ... fud lw=k MgO gS; rFkk Y dk Mg 3N 2 gS (b) MgO + H 2 O ⎯→

Please pass captcha verification before submit form