[Pb+CuCl_(2)rarr PbCl_(2)+Cu." The "],[" above reaction is an example of: "]

Pb+CuCl_2 to PbCl_(2) +Cu . the above reaction is an example of

Fe_(2)O_(3) + 2Al rarr Al_(2)O_(3) + 2Fe The above reaction is an example of a

CH_(3)CH = CH_(2) + PdCl_(2) + H_(2)O overset(CuCl_(2))rarr CH_(3)overset(O)overset(||)(C)CH_(3) + Pd + 2HCl The above reaction is an example of

4HCl+O_(2)overset(CuCl_(2))rarr2Cl_(2)+2H_(2)O The above reaction of chlorine preparation is of

2CuI rarr Cu + CuI_2 the reaction is

Pb_(3)O_(4) +8HCl rarr 3 PbCl_(2) + Cl_(2) +4 H_(2)O .In the given reaction the number of moles of "HCl" ,oxidised by one mole of PbO_(2) is? (A) "1 (B) "3 (C) "8(D) 2

Consider the half reactions of a galvanic cell given below: MnO_(2) + H^(+) hArr Mn^(2+) + 2H_(2)O, E_(MnO_(2))^(@)= 1.23V, PbCl_(2) hArr Pb+ 2Cl^(-), E_(PbCl_(2)^(@)= -0.27V . The correct statement about the cell is