VI. Four compounds were analyzed on tlc plate after spotting them and developing them with 75% Ethyl acetate in hexane: Distance travelled by the solvent is: 8.0 cm Distance travelled by Compound A is: 6.5 cm Distance travelled by compound B is: 4.85 cm Distance travelled by compound C is: 2.85 cm Distance travelled by Compound D is 1.022 cm Calculate the Rf values of A, B, C and D Rf value of A: Rf value of B: Rf value of C: Rf value of D:

Question
VI. Four compounds were analyzed on tlc plate after spotting
them and developing them with 75% Ethyl acetate in
hexane:
Distance travelled by the solvent is: 8.0 cm
Distance travelled by Compound A is: 6.5 cm
Distance travelled by compound B is: 4.85 cm
Distance travelled by compound C is: 2.85 cm
Distance travelled by Compound D is 1.022 cm
Calculate the Rf values of A, B, C and D
Rf value of A:
Rf value of B:
Rf value of C:
Rf value of D:
Expand
Transcribed Image Text

VI. Four compounds were analyzed on tlc plate after spotting them and developing them with 75% Ethyl acetate in hexane: Distance travelled by the solvent is: 8.0 cm Distance travelled by Compound A is: 6.5 cm Distance travelled by compound B is: 4.85 cm Distance travelled by compound C is: 2.85 cm Distance travelled by Compound D is 1.022 cm Calculate the Rf values of A, B, C and D Rf value of A: Rf value of B: Rf value of C: Rf value of D:

Expert Answer

Want to see the step-by-step answer?

Check out a sample Q&A here.

Want to see this answer and more?

Experts are waiting 24/7 to provide step-by-step solutions in as fast as 30 minutes!*

*Response times may vary by subject and question complexity. Median response time is 34 minutes for paid subscribers and may be longer for promotional offers.
Tagged in
Science
Chemistry

Qualitative Analysis

Related Chemistry Q&A

Find answers to questions asked by students like you.

Q: What is the percent ionization of an acid?

A: The strength of an acid is measured in terms of percent ionization.

Q: Rank the following in order of increasing viscosity at a given temperature:(a) CH3OH(b) CH3CH3(c) H2...

A: Viscosity is a measure of a fluid's resistance to flow . It describes the internal friction of a mov...

Q: Calculate ΔHf0 of HPO3 given the data below                    P4O10  +  4 HNO3   ---->  4 HPO3  ...

A: Since for any reaction the ΔHorxn is given by  ΔHorxn = sum of (ΔHf0 of products X reaction coeffici...

Q: 3. Given the following data: i) mass of magnesium = 0.038 g. ii) mass of bromobenzene = 0.262 g. iii...

A: The synthesis of triphenylmethanol is shown in an image. A. The known melting point of triphenylmeth...

Q: Classify each of the following amines as (1) primary, secondary or tertiary and as (2) aliphatic or ...

A: Primary amine: It contains two hydrogens on nitrogen Secondary amine: it contains one hydrogen on ni...

Q: Classify each of the following amines as (1) primary, secondary or tertiary and as (2) aliphatic or ...

A: Click to see the answer

Q: How can i solve this exercise?

A: The reaction of Benzene(C6H6) and Br2 is given by-          C6H6 + Br2 ---> C6H5Br + HBr Given, m...

Q: The rate of effusion of a particular gas was measured and found to be 24.0mL/min. Under the same con...

A:  

Q: Compare DHm from (1) and (2) and comment.

A: At constant pressure, enthalpy increases as temperature increases. The heat capacity at constant pre...

Q: Consider the astronaut being supplied with He and N2. The density of helium at STP is 0.179g/L and o...

A: Here, we need to calculate the Molar Mass of the gas if 4.40 grams occupies 3.50 L at 41oC

Q: While CH3OH is the solvent in the reaction, and a nucleophilic one, why doesn’t CH3OH act as the nuc...

A: A nucleophile is an electron rich species, which can donate electron density in the form of lone pai...

Q: Chemistry Question

A: 1) Cooking Oil and water Mixture of cooking oil and water is immiscible. Cooking oil is less dense t...

Q: A 100 mg sample of the synthesized ester was sent to a laboratory for elemental analysis.  The resul...

A: Total mass of the sample = 100 mgmass of each element = given percentage4.53 mg H 60.05 mg C 35.45 m...

Q: Draw the arrow pushing mechanism of the following reaction

A: Given substrate is 3°alkylhalide hence in presence of polar solvent and heating conditions favours E...

Q: How much heat energy (in kJ) will be absorbed or released if 8.33 grams of ammonia is produced?  Sta...

A: Given data,Mass of NH3=8.33gEquation involved in preparation of NH3;N2(g)+3H2(g)→2NH3(g)

Q: An alpha particle is a   high-powered electron   positively charged electron   helium nucleu...

A: Here we are asked about an alpha particle.

Q: What is the freezing point of a 1.389 m solution of C6H12O6? What is the boiling point of the same s...

A: The Freezing point of the solution is 272.4388 K The Boiling point of the solution is 375.7335 K

Q: Acid rain is precipitation having a pH that isA. above 7.B. below 5.5.C. below 7.D. above 8.6.E. abo...

A: Answer is  B ) below 5.5  

Q: What is [Cu2+] at equilibrium when Cu(OH)2 is added to a buffer of pH=10.00?

A: Click to see the answer

Q: (a) 1-chloropropane (b) 2-chloropropane(c) 2,2-dimethylbutane (d) 2,3-dimethylbutane(e) 1-bromo-4-me...

A: Hey since there are multiple sub questions posted, If you want any specific question to be answered ...

Q: Balance the following half-reactions by adding the appropriate number of electrons (e-). Then, class...

A: Oxidation: Addition of oxygen is oxidation  Reduction: Addition of oxygen or removal of oxygen calle...

Q: In the presence of excess thiocyanate ion, SCN¯, the following reaction is first order in iron(III) ...

A: First-order reaction:The given reaction follows first-order reaction kinetics. The rate of the first...

Q: Give the classification of hydrogen compounds into three groups.

A: compounds of hydrogen are known as hydrides.

Q: A chemist designs a galvanic cell that uses these two half-reactions: half-reaction standard reducti...

A: Only 3 subparts are answered according to the policy

Q: Using the balanced equation 3Ba+Al2(SO4)3-->2Al+3BaSO4 if 1 g of Ba reacts with 1.8 g Al2(SO4)3, ...

A: Given: Mass of Ba =1 g Mass of Al2(SO4)3= 1.8 g 3Ba+Al2(SO4)3----->2Al+3BaSO4 To determine: The E...

Q: substance classification (check all that apply) 1000X 10,000,000X Ogas Oliquid normal Osolid Oelemen...

A: Sketch of a substance.

Q: As a system goes from state A to state B, its entropy decreases. What can you say about the number o...

A: Given: Here there is a decrease when the system goes from state A to state B. The objective is to sa...

Q: consider the following chemical reaction 4Al+3O2------>2Al2O3 If 12.85g of Al reacts completely w...

A: From the balanced chemical equation , 4Al+3O2→2Al2O3 4 mole of Al when completely reacted ,it produc...

Q: Given Metals: Zinc Lead Silver Copper

A: 4)Ans. Zn has highest ionisation tendency.              In 3d series, from left to right atomic radi...

Q: Morton’s makes table salt, also known as sodium chloride. What is the chemical name, what is the gen...

A: The chemical name of the compound tells the name of each element present in the compound. The generi...

Q: Convert the following infrared wavelengths to cm-1. (a) 6.24 mm, typical for an aromatic C=C  (b) 3....

A: Given: The main objective is to convert the given following infrared wavelengths to cm-1 Formula use...

Q: Why is the prolonged use of DDT not desirable ?

A: DDT is a chemical that is used by farmers as an insecticide. DDT is Dichloro Diphenyl Trichloroethan...

Q: Write the rate equation for each of the following elementary reactions:(a) O3 ⎯⎯⎯⎯⎯⎯⎯→ sunlight O2 +...

A: Given, (a) O3 ⎯⎯⎯⎯⎯⎯⎯→ sunlight O2 + O(b) O3 + Cl ⟶ O2 + ClO(c) ClO + O ⟶ Cl + O2(d) O3 + NO ⟶ NO2 +...

Q: Write the Equilibrium constant expression, Kc, of the following chemical equations. 1. 2 O3ya) 3 Oz(...

A: The equilibrium expression is the ratio of product concentration by the reactant concentration at eq...

Q: Rank the following four elements in order of decreasing atomic radius.   Rank from largest to small...

A: Atomic radius increases with the increasing number of shells around the nucleus. In a group while mo...

Q: Could you explain how to do this with great detail?

A: Alkenes can undergo ozonolysis to form alcohols, aldehydes, ketones. Alkynes undergo ozonolysis to g...

Q: NO2 1. CUCN 2. Li° 3. Ог

A: The molecular weight is the mass of one mole of a substance. Usually, the units used for this are gr...

Q: Question Consider the following molecular shapes.  (a) Which has the most electron pairs (both share...

A: Total electron pairs= bond pairs + lone pairs  Molecule (A): Square planar shape Total E.P = 6  (4 b...

Q: A 20.0 mL solution of NaOH is neutralized with 37.0 mL of 0.200 M HBr. What is the concentration of ...

A: NaOH  +   HBr  ------->   NaBr  +   H2O So, number of moles of NaOH = number of moles of HBr   Sr...

Q: Electroplating is a way to coat a complex metal object with a very thin (and hence inexpensive) laye...

A: Mole is the amount of the substance that contains the same number of particles or atoms or molecules...

Q: Explain through a laboratory experiment: How is recrystallization of Acetone possible? Can it or how...

A: Recrystallization of acetone is almost not possible. 

Q: In the titration of acetic acid, CH3COOH, a 0.20 M solution of NaOH is used. A volume of 15.00 mL of...

A: Click to see the answer

Q: Need help with the below please: A) The OH⁻ concentration in an aqueous solution at 25 °C is 8.3 × 1...

A: Click to see the answer

Q: What is the pH of a 75.0 mL of a 0.1 M NH3 solution (Kb= 1.8 x 10-5) when 100.0 mL of a 0.0.75 M HCl...

A: Hello. There are multiple subparts in the question. The first three subparts have been solved. To re...

Q: Silk is an example of a natural polymer. Name three properties that make silk desirable.Which synthe...

A: Click to see the answer

Q: The later halogens form pentafluorides ClF5, BrF5 and IF5 at 0oC, one of these is a solid, one a liq...

A: There will be exist dipole-dipole forces among the given molecules ClF5, BrF5 and IF5 as they are po...

Q: In the presence of excess thiocyanate ion, SCN¯, the following reaction is first order in chromium(I...

A: Since you have posted a question with multiple sub-parts, we will solve first three subparts for you...