GATE CY 2015 Question Paper (31-Jan-2015) (Shift 1)

The distance between two successive (110) planes in a simple cubic lattice with lattice parameter 'a' is

The percent transmittance of $8\times 10^{-5}$ M solution of $KMn{O}_4$ is 39.8 when measured at 510 nm in a cell of path length of 1 cm. The absorbance and the molar extinction coefficient (in $M^{-1}c{m}^{-1}$) of this solution are, respectively,

The value of 'g' and the number of signals observed for the reference standard, diphenylpicrylhydrazyl (DPPH), in the solid state ESR spectrum are, respectively,

Ammonolysis of $S_{2}C{l}_2$ in an inert solvent gives

The complexes $K_2[Ni{F}_6]$ and $K_3[Co{F}_6]$ are