Using the given figure, the ratio of Rf values of sample A and sample C is x × 10 –2. Value of x is — JEE Mains Chemistry Past Papers Chemistry Question

💡 Solution & Explanation

vent front 10.0 cm Sample C 6.5 cm Sample B 5.0 cm Sample A 0.0 cm Base line Samples (A,B,C) Fig : Paper chromatography of Samples Ans. (50) Sol. Rf of A = 5 12.5 Rf of C = 10 12.5 Ratio = f(A) f(C) R R = = 0.5 or 50 × 10 –2