Questions/D & F Block/What is the starting...
Potassium DichromateD & F Block

What is the starting material for K2Cr2O7K_2Cr_2O_7 prep?.

Expert Answer

Chromite ore ( FeCr2O4FeCr_2O_4 ). Fused with Na2CO3Na_2CO_3 + air to form Na2CrO4Na_2CrO_4.

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