The equaivalent mass of `HCl` in the given reaction is : `K_2Cr_2O_7 + 14HCl rarr 2KCl + 2CrCl_3 + 3Cl_2 +7 H_2 O`

The atomicity of K_2Cr_2O_7 is

What is equivalent mass of (NH2_4)_2Cr_2O_7 in the change (NH_(4))_(2)Cr_(2)O_(7) rarr N_(2) + Cr_(2)O_3 + 4H_(2)O ?

In the reaction 2CuCl_2 + 2H_2O + SO_2 rarr A + H_2SO_4 + 2HCl, A is

Balance the following equations K_2Cr_2O_7+ H_2SO_4 to K_2SO_4 + Cr_2(SO_4)_3 + H_2O + O_2

The cell emf in a cell with cell reaction Cr_2O_7^(2-) + 14H^(+) + 6Fe^(+2) to 2Cr^(+3) + 6Fe^(+3) + 7H_2O could be increased above the standard emf by

K_2Cr_2O_7 cannot be used for

The number of electrons involved in the half reaction Cr_(2)O_(7)^(2-)rarr2Cr^(3+) is

The equivalent mass of Na_(2)S_2O_3 as reductant in the reaction, Na_2S_(2)O_(3)+5H_(2)O+4Cl_(2) rarr 2NaHSO_(4) +8HCl