MCQ
Hydrogen bonding is formed in compounds containing hydrogen and
- ✓Highly electronegative atoms
- BHighly electropositive atoms
- CMetal atoms with $d-$orbitals occupied
- DMetalloids
Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.
$M{g^{2 + }} + 2{e^ - } \to Mg(s);\,\,E = - 2.37\,V$
$C{u^{2 + }} + 2{e^ - } \to Cu(s);\,\,\,E = + 0.33\,V$
A graph is plotted between concentration and time as shown. Effect$-1$ & Effect$-2$ are due to respectively

