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This is a mixture of 2K+ and Cr2O72- ions in strong sulfuric acid, made from potassium chromate.

2CrO4- + 2H+ ----> Cr2O72- + H2O

chromate-yellow -> dichromate-orange

Note:

Potassium ions do NOT react, they are tribune-ions

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13y ago
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6mo ago

The formula for acidified potassium dichromate is K2Cr2O7. It is a chemical compound consisting of potassium ions and dichromate ions which is commonly used as an oxidizing agent in organic chemistry reactions.

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12y ago

Potassium Dichromate. K2Cr2O7 density of 2.67 g/cm3 molecular weight of 294.185 grams per mole

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Q: What is the formula for acidified potassium dichromate?
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Related questions

Which gas turns acidified potasium dichromate solution into green?

Sulfur dioxide gas turns acidified potassium dichromate solution green.


What is the oxidation number of Cr is acidified potassium dichromate?

The oxidation number of Cr in acidified potassium dichromate (K2Cr2O7) is +6. This is because each oxygen atom has an oxidation number of -2, and the overall charge of the dichromate ion is -2.


Chemical equation for the reaction of acetone and acidified potassium dichromate?

The chemical equation for the reaction of acetone with acidified potassium dichromate is: 3 CH3COCH3 (acetone) + Cr2O7^2- (dichromate) + 8 H^+ -> 3 CH3COOH (acetic acid) + 2 Cr^3+ + 4 H2O.


What is the formula for patassium dichromate?

The chemical formula for potassium dichromate is K2Cr2O7.


Does carbon dioxide gas change acidified potassium dichromate solution green?

Yes, carbon dioxide gas will change acidified potassium dichromate solution from orange to green due to the reduction of the dichromate ion to chromium (III) ions in the presence of reducing agents like carbon dioxide.


What is the reaction between glucose and acidified potassium dichromate and Chemical Equation?

The reaction between glucose and acidified potassium dichromate is the oxidation of glucose to form gluconic acid. The chemical equation for this reaction is: C6H12O6 + H2Cr2O7 + H+ -> C6H11O7COOH + Cr2(SO4)3 + H2O


What is the formula for potassium dichromate?

k2cr2o7K2Cr2O7


What is the chemical formula for ''potassium aluminum dichromate''?

The chemical formula for potassium aluminum dichromate is KAl(SO4)2•12H2O.


What is the name of the formula k2cr2o?

The formula is potassium dichromate.


What is the formula of acidified potassium permanganate?

There is not one formula for acidified potassium permanganate, it is a mixture, not a pure compound. Next to water it contains: H+ and K+ and MnO4- Warning: Do NOT use hydrochloric acid to acidify!


What is the reaction between acidified potassium dichromate and ethanol?

When acidified potassium dichromate is reacted with ethanol, the dichromate ion (Cr2O7^2-) is reduced to chromium(III) ion (Cr^3+). This reaction results in the formation of green chromium(III) sulfate (Cr2(SO4)3), with ethanol being oxidized to acetic acid.


What is the word equation for the reaction of sulfur-di-oxide with acidified potassium dichromate?

http://wiki.answers.com/What_is_the_word_equation_for_the_reaction_of_sulphur-di-oxide_with_acidified_potassium_dichromate