KCET 2018

$\mathrm{KMnO}_4$ acts as an oxidising agent in alkaline medium. When alkaline $\mathrm{KMnO}_4$ is treated with KI , iodide ion is oxidised to

Very pure $\mathrm{N}_2$ can be obtained by

Dead burnt plaster is

In FCC, the unit cell is shared equally by how many unit cells?

Edge length of a cube is 300 pm . Its body diagonal would be

1.0 g of Mg is burnt with 0.28 g of $\mathrm{O}_2$ in a closed vessel. Which reactant is left in excess and how much?

Dry ice is

For an ideal gas, compressibility factor is

Which of the following electrolytes will have maximum coagulating value for $\mathrm{AgI} / \mathrm{Ag}^{+}$ sol?

Gold sol is not a