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Put together a ferric ions containing solution and dissolved potassium ferrocyanide
Fe3+ + K+ + [FeII(CN)6]4- --> KFeIII[FeII(CN)6] , colloidal precipitate of potassium ferric ferrocyanide which is 'Prussian blue'.
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Why nitrogen give blue colour with sodium fusion test?
A complex compound of ferric ferro cyanide {Fe4[Fe(CN)6]3} is obtained which is prussian blue or green in color. Hence, there is appearance of prussian blue or green in color.
Result for Lasker and Enkelwitz test?
fructose-blue to brick-red precipitate glucose-unchanged (blue to blue) lactose-unchanged galactose-unchanged ribose- blue to brick-red precipitate sucrose-unchanged starch-unchanged this test is to identify the ketoses. thus, from the results, only fructose and ribose are ketoses. fructose is ketohexose as it changed color in 20 minutes whereas ribose is ketopentose as it changed color in 10 minutes only.
A solid that forms out of a solution?
Precipitate is a solid formed from a solution during a chemical reaction.
Is CuS soluble?
No, copper hydroxide is insoluble. It appears as a blue gelatinous precipitate when alkali is added to a solution of a copper salt, but it decomposes if you attempt to dry it.
Is precipitate a noun?
No the word precipitate is not a noun. It is a regular verb.
When did Prussian Blue end?
Prussian Blue ended in 2008.
When was Prussian Blue created?
Prussian Blue was created in 2003.
When was Prussian Blue born?
Prussian Blue was born on 1992-06-30.
Want to buy music from prussian blue?
You may purchase Prussian Blue's CDs from http://ncoal.com/
What is the reason for prussian blue color in a nitrogen test?
The reason for prussian blue color in nitrogen test isa complex compound of ferrous ferriccyanide is obtained which is prussian blue or green in color.
What color is prussian?
A Sort Of Dark Blue Colour
Which element produces a blue precipitate?
Copper
What is the formula of Prussian Blue?
KFeIII[FeII(CN)6]
What colors do you mix to make prussian blue?
Phtalo Blue + middle red or Phtalo Blue + a tint of black
What happens when ammonia solution is added to copper sulphate?
A precipitate is formed which has a light blue colour. After shaking, the precipitate re-dissolves forming a dark blue solution.
What is the color or the precipitate Cu3PO42?
precipitate can be of any color and depends upon the complex formed in precipitation.
Why nitrogen give blue colour with sodium fusion test?
A complex compound of ferric ferro cyanide {Fe4[Fe(CN)6]3} is obtained which is prussian blue or green in color. Hence, there is appearance of prussian blue or green in color.
