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If a food that is tested with an iodine indicator turns dark blue then it contains?
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What compound does food contain if it turns black when tested with iodine?
Sugar.
Why is the solution of universal indicator green?
It means that the substance tested is neutral.
What is the chemical indicator for starch and what color does starch turn in its presence?
the chemical indicator used is iodine and starch turns in dark blue colour ARE U HAPPIEE WID MA ANSWER ? THANKU
What element turns blue when in presence of starch?
Iodine potassium iodide (I2KI)
What turns universal indicator blue?
A base turns the universal indicator blue or u can say a alkali substance.
What is starch tested for?
Iodine solution turns blue/black
What compound does food contain if it turns black when tested with iodine?
Sugar.
Why is the solution of universal indicator green?
It means that the substance tested is neutral.
What effect does iodine have on moist indicator?
It turns the moisture indicator brown. It stains it like it would stain your skin. it also can burn ...
What does iodine do to popcorn?
It turns the iodine colour from brown to blue-black? This is because popcorn contains starch.
What nutrient are you testing for if you use iodine?
Carbohydrates, especially starch, which is a polysaccharide carbohydrate. Starch turns deep purple when tested with iodine.
What is the indicator for carbohydrates?
Simple(sugar): benedicts solution. Turns bright orange. Complex(starch): iodine turns dark purple/black
What happens when iodine is added to starch and distilled water?
As you know that iodine act as indicator for testing of starch so when a drop of iodine is added to starch it turns bluish black but when added to distilled water nothing happens except the colour of water which turns brown and its is the colour of iodine.
What color is glucose when lugol's iodine is added?
I did this lab experiment in my biology class. When Lugol's indicator is added to glucose, it turns to a dark green colour for starch it turns black and for surcose it turns yellow.
What is the chemical indicator for starch and what color does starch turn in its presence?
the chemical indicator used is iodine and starch turns in dark blue colour ARE U HAPPIEE WID MA ANSWER ? THANKU
What color change does starch indicator solution make in the presence of starch?
Iodine turns it purple in the presence of starch. :D~PiNkBuN17 Aka Aisha
What substance is used to test for starch?
The presence of starch can be tested with the help of Iodine. Similarly Benedict's test solution is also used to detect the presence of starch.
