Questions
Which of the following statements is/are correct?
In the reaction
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a
Cu in Cu3P is oxidised to Cu2+ whereas P in Cu3P is also oxidised to PO43−
b
Cu in Cu3P is oxidised to Cu2+ whereas P in Cu3P is reduced to H3PO4
c
In the conversion of Cu3P to Cu2+ and H3PO4, 11 electrons are involved
d
the value of x is 6
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Correct option is A
4H2O+Cu3P+1x3-3⟶3Cu2++H3PO4+11e−+5H⊕×6 6e−+14H⊕+Cr2O72−⟶2Cr3++7H2O×11 6Cu3P+124H⊕+11Cr2O72−⟶18Cu2++6H3PO4+22Cr3++53H2OTotal number of electrons transferred = 66Talk to our academic expert!
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