NEET Questions

Al

Sn

Ag

Zn

By heating cupric chloride with chlorine

By the electrolysis of cupric chloride containing HCl

By heating cupric chloride with conc. HCl and copper turnings

By passing ${{\rm{H}}_2}\;$ over ${\rm{CuC}}{{\rm{l}}_2}$

$s$-block

$p$-block

$d$-block

All of these

($n - 1)\;d -$orbitals

($n - 2)\;f$-orbitals

($n - 1)\;d$-orbitals and ($n -$1) $f$-orbitals

($n - 1)\;d$-orbitals and $ns -$orbitals

Mercurous nitrate

Mercurous chloride

Mercuric nitrate

Mercurous perchlorate