When potassium chromate, K2CrO4K2CrO4 is dissolved in water, what ions are produced? no ions are formed  K2+2+CrO2−4K22++CrO42−   2K++CrO2−42K++CrO42−   2K++Cr2−+2O22K++Cr2−+2O2   2K++Cr6++4O2−2K++Cr6++4O2−

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Chapter3: Molecules, Moles, And Chemical Equations
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When potassium chromate, K2CrO4K2CrO4 is dissolved in water, what ions are produced?

no ions are formed
 K2+2+CrO2−4K22++CrO42− 
 2K++CrO2−42K++CrO42− 
 2K++Cr2−+2O22K++Cr2−+2O2 
 2K++Cr6++4O2−2K++Cr6++4O2− 
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