Number of mole of in acidic medium required to oxidise one mole of to and is :

CHEMISTRY · Single correct · A Level · Chemistry · Oxidation, reduction and redox reactions · Oxidation, reduction and redox reactions

Problem

Number of mole of

\text{K}_2\text{Cr}_2\text{O}_7

in acidic medium required to oxidise one mole of

\text{Cu}_3\text{P}

\text{CuSO}_4

and

\text{H}_3\text{PO}_4

is : (1) 11/6 (2) 6/11 (3) 3/5 (4) 5/3