Mercury is transported in metal containers made of
Silver
Lead
Iron
Aluminium
Which of the following complex will show maximum paramagnetism ?
On heating $Mn{(OH)_2}$ with $Pb{O_2}$ and conc. $HN{O_3}$ pink colour is obtained due to the formation of
The aqueous solution of $CuCrO_4$ is green because it contains
To obtain steel entirely free from sulphur and phosphorus, the process used is
One of the constituent of german silver is