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What is the chemical test to differentiate between Ethanal and Propanone?
The iodoform test is a chemical test that can differentiate between ethanal and propanone. Ethanal will give a positive iodoform test result, forming a yellow precipitate of iodoform (CHI3) when treated with iodine in the presence of a base like NaOH. Propanone will not give a positive iodoform test result.
How is a positive test for phenols using ferric chloride recognized?
A positive test for phenols using ferric chloride is recognized by the formation of a colored complex. When phenols react with ferric chloride, a deep purple or blue color indicates the presence of phenols. This color change occurs due to the formation of an iron-phenol complex.
Is the DNA test result positive or negative?
The DNA test result is positive.
What color is positive test result for glucose?
the color of a positive test results is bright green
Does phenol give a positive biuret test?
No, phenol does not give a positive biuret test. The biuret test is used to detect the presence of proteins, not phenol. Phenol is a type of organic compound that does not contain the peptide bonds that the biuret test reacts with.
What is the chemical test to differentiate between Ethanal and Propanone?
The iodoform test is a chemical test that can differentiate between ethanal and propanone. Ethanal will give a positive iodoform test result, forming a yellow precipitate of iodoform (CHI3) when treated with iodine in the presence of a base like NaOH. Propanone will not give a positive iodoform test result.
How is a positive test for phenols using ferric chloride recognized?
A positive test for phenols using ferric chloride is recognized by the formation of a colored complex. When phenols react with ferric chloride, a deep purple or blue color indicates the presence of phenols. This color change occurs due to the formation of an iron-phenol complex.
What drugss will Adderall test positive for?
Adderall will test positive for amphetamine. It is an amphetamine therefore it will test positive for such.
Will xanex test positive for methanphetamine on a urine test?
Will test positive for Benzodiazepines
What are the test to confirmed into positive of tuberculosis?
if montoux test is positive
What is false positive widal test?
What is false positive in widal test
Does cyclobenzaprine test positive to cocaine?
does cyclobenzaprine test positive for cocaine?
Did a pregnancy test was positive. went to docs was negative. Doc said that the test could have shown up positive if sperm was present at the time of the test. is this true?
There is no false positive pregnancy test result. If it has ever been positive, then it is positive.
Will you test positive on a redi test nicotine test if you are wearing patches?
will you test positive for oxycontin and opiates if you are taking both
Can your test come out positive then negative?
If it's a pregnancy test the answer is no, A test can come back negative even though its positive. But if it's positive, it's positive 99% of the time.
Can a positive pregnancy test turn negative?
No , but a negative test can be a false positive .
Is the test charge positive or negative in the experiment?
The test charge is positive in the experiment.
