My nephew is changing from CBSE to ICSE (currently class 7)
Need support to help him prepare for the test in ICSE. Any guidance
The salt which is least likely to be found in mineral is
A cell is prepared by dipping a chromium rod in 1M Cr2(SO4)3 solution and an iron rod in 1M FeSO4 solution. The standard reduction potentials of Chromium and Iron electrodes are -0.75 V and -0.45 V respectively. What will be the standard EMF of the cell?
The covalency of nitrogen in N2O5 is: