Horn silver is
$AgCl$
$Ag$
$AgBr$
$C{H_3}COOAg$
Coloured salts are formed by
Bessemer converter is used in the manufacture of
Among $\mathrm{CrO}, \mathrm{Cr}_2 \mathrm{O}_3$ and $\mathrm{CrO}_3$, the sum of spin-only magnetic moment values of basic and amphoteric oxides is . . . . . . . . $10^{-2} \mathrm{BM}$ (nearest integer).
(Given atomic number of $\mathrm{Cr}$ is 24 )
Which of the following is a colourless ion
Zinc forms two important alloys, $(i)$ Brass and $ (ii) $ German silver. Metals present in them mainly are