Write the reaction of formation of `Fe^2+)` by the reduction `Fe3+` by making use of the symbol(e)?

Write the reaction involved in the formation of natural rubber

Write electronic configuration of Fe, Fe^(2+) , Fe^(3+)

In the reaction A+3B rarr 2C , the rate of formation of C is_____

In the reduction of dichromate by Fe(II), the number of electrons involved per chromium atom is

Write balanced equations for the half reactions and calculate the reducation potentials at 25^@C for the following half cells : Fe^(2+)(2M)|Fe_((s)),E^@=-0.44V .

In the rusting of iron 4Fe + 3O_2 rarr 2Fe_2O_3 , iron is

Write the electronic configuration of Mn^(+6) ,Mn^(+4),Fe(4+),Co(3+),Ni(2+) .

Write the names and symbols of the constituent elements and identify their valencies from their molecular formula given below: KCl, HBr, MgBr_2, K_2O, NaH, CaCl_2, CCl_4, HI, H_2S, Na_2S, FeS, BaCl_2

Which of the following reactions is used to make a fuel cell ?