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Question

In a chemical reaction,
K2Cr2O7+xH2SO4+ySO2K2SO4+Cr2(SO4)3+zH2O
The value of x,y,z are respectively:

A
2,1,2
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B
3,2,3
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C
4,1,4
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D
1,3,1
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Solution

The correct option is D 1,3,1
The balanced reaction is:
K2Cr2O7+H2SO4+3SO2K2SO4+Cr2(SO4)3+H2O

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