1
JEE Main 2021 (Online) 25th February Morning Shift
Numerical
+4
-1
Using the provided information in the following paper chromatogram :
Fig : Paper chromatography for compounds A and B.
the calculated Rf value of A ________$$\times$$ 10-1.
Fig : Paper chromatography for compounds A and B.
the calculated Rf value of A ________$$\times$$ 10-1.
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2
JEE Main 2021 (Online) 24th February Evening Shift
Numerical
+4
-1
1.86 g of aniline completely reacts to form acetanilide. 10% of the product is lost during purification. Amount of acetanilide obtained after purification (in g) is __________ $$\times$$ 10$$-$$2.
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Questions Asked from Practical Organic Chemistry (Numerical)
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