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What would happen when a solution of potassium chromate is treated with an excess of dilute HNO3 ? 

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What would happen when a solution of potassium chromate is treated with an excess of dilute HNO3 ? 

a) Cr2O72- and H2O are formed 

b) CrO42- is reduced to + 3 state of Cr 

c) CrO42- is oxidised to + 7 state of Cr 

d) Cr3+ and Cr2O72- are formed

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1 Answer

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a) Cr2O72- and H2O are formed 

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