If an unknown consisted of Co+2, Fe+2, Sr+2, or Ni+2, which cation would completely complex with EDTA first? Second? Third?   Also, what are the minimum pH values for satisfactory titrations of the above metal cations?

Q: Which of the following acidic solution is the strong acid 2, [Ru(OH2)6]*3,*[Fe(OH2)6] [Fe(OH2)6]*3…

A: The acidic character of an ionic compound depends on the charge density. If the charge density is…

Q: Which of the following is true at the equivalence point in the titration of Fe³+ with EDTA? Select…

A: EDTA is a hexadentate ligand. The reaction of EDTA with metal ion Mn+ takes place in the following…

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Q: after dissolving in 50.0 ml of good water, the zinc in a 0.3232 gram sample of foot powder was…

A: The percentage of Zn can be calculated asThe weight of zinc = 0.3232 gramsMolar mass of Zn2P2O7 =…

Q: Considering the graph given, what is the most suitable pH for the titration of calcium with EDTA?…

A: pH 10 buffer is used in EDTA titration because in EDTA Y4- is predominant, and we want Y4- to react…

Q: Which indicator is used in the complexometric titrations of zinc with EDTA? Define Hardness of…

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Q: When excess solid Mg(OH)2 is shaken with 1.00 L of 1.0 M NH,Cl solution, the resulting saturated…

A: Given data contains, Volume of NH4Cl is 1.00 L. Molarity of NH4Cl is 1.0 M. The pH of the solution…

Q: titration of 50.00 mL of 0.1100 M Fe3+ with 0.07750 M Sn2+ is carried out. The analytical reaction…

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Q: Compare the two quantities based on the given condition: At the equivalence point in the titration…

A: At the equivalence point, all of the Ca2+(aq) is converted to CaY2-(aq).

Q: As part of a geological team that studied a local cave, you brought with you a bunch of 1.00 g rock…

A: Cacite is also called as Calcium carbonate (CaCO3). Its abundance is very high and is referred as…

Q: Using the graph given, which metal can be titrated better with EDTA? A. Fe3 + B. Fe2 + C. Ca2 + D.…

A: pH 10 buffer is used in EDTA titration because in EDTA Y4- is predominant, and we want Y4- to react…

Q: which of the following is the concentration of the EDTA solution in terms of molarity?

A: Ca2+ forms a complex compound with EDTA ligand. EDTA is a hexadentate ligand. Onle mole of Ca2+…

Q: Using the graph given, which metal can be titrated better with EDTA and why? Fe3+ Fe2+ Ca2+ Hg2+

A: This is a method of quantitative estimation of concentration of unknown solution by titrating it…

Q: A2 ____ forms complex with EDTA ____ requires a second titrant for back-titration a. none…

A: Given:- ____ forms complex with EDTA____ requires a second titrant for back-titration a. none of the…

Q: Using the graph given, which metal can be titrated better with EDTA? A. Fe3+  B. Fe2+  C. Ca2+  D.…

A: From the graph we clearly see that complex formation constant of Fe3+ is higher among all the given…

Q: Which of the following is completely true regarding the titration of iron oxalate salt with EDTA? It…

A: In inroganic laboratories, Titrations are carried out to find out the concentrations of an unknown…

Q: A 0.72g sample of foot powder containing Zinc was titrated with 21.3mL of 0.02M EDTA. Calculate the…

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Q: Which of the following will cause no change in the amount of Fe calculated from the results of an…

A: Iron can be estimated spectrophotometrically by complexing Fe2+ with o-phenanthroline.

Q: In complexation volumetry, classify the statements below as true or false. Justify the one(s) that…

A: EDTA i.e. Ethylenediaminetetraacetic acid is a well known metal-chelating agent, it is hexadentate…

Q: At what pH does EDTA become a strong complexing agent? * 04 06 8 10 Which best describes the…

A: Ethylenediaminetetraacetic acid (EDTA) is a metal-chelating agent and binds metals such as chromium,…

Q: An EDTA solution was prepared by dissolving approximately 3 grams of Na2H2Y•H2O in sufficient water…

A: Given: Volume of Mg2+ ions = 50.00 mL = 0.050 L Molar concentration of Mg2+ = 0.004517 M Volume of…

Q: Regarding EDTA titrations and other complex forming reactions, indicate T or F 1) The relevant…

A: 1) False 2) False (6 Binding sites) 3) True ( Eriochrome Black T changes color from blue to pink.)…

Q: The potential at equivalence point of the following titrations will be dependent of the pH of the…

A: Potentiometric titration is another titration  method where potential difference of analyte is…

Q: which of the following is the amount of magnesium in the sample in ppm? (Mg:24 g/mol)

A: Solution: Here Mg2+ ion is Complexometrically  titrated with EDTA solution. So the reaction is: Mg2+…

Q: Using the graph given, which metal can be titrated better with EDTA? A)Fe3+ B) Fe2+ C) Ca2+ D) Hg2+

A: From the graph ,it is clear that Fe 3+ has highest complex formation constant .

Q: In the complexometric titration of Ca and EDTA, at what pH range does the EBT (Eriochrome Black T)…

A: When calcium chloride is added to EBT solution, the color turns red due to the formation of…

Q: 50.00 mL of 0.0524 M Pb(NO3)2 is titrated with 0.0419 M EDTA. The pH is buffered to 8.57. Find the…

A: At the equivalence point the initial moles of Pb2+ and the moles of EDTA added are equal. The total…

Q: A 0.5745 g sample of an alloy containing principally bismuth and lead is dissolved in nitric acid…

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Q: why Mg (II) must be added when EDTA is standardized using a calcium standard solution and Eriochrome…

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Q: 1. The attached figure shows a diagram of the predominance of the different protonated forms of EDTA…

A: Ethylenediaminetetraacetic Acid (EDTA) undergo complexing with metals by removal of all the acidic…

Q: Which of the following is completely true regarding the titration of iron oxalate salt with EDTA? It…

A: Titration s also known as volumetric analysis which is a laboratory method for quantitative…

Q: Considering the graph given, what is the most suitable pH for the titration of calcium with EDTA?

A: pH 10 buffer is used in EDTA titration because in EDTA Y4- is predominant, and we want Y4- to react…

Q: Titration of 25.0 mL of a 0.0500 M Zn2+ solution with 0.0550 M EDTA in a solution buffered at pH 8.…

A: Complexometric titration is a type of titration which is mainly utilized for the evaluation of…

Q: Given 100 mL of a solution that contains 0.80 mM Ag* and 0.80 mM Cu*, can the two metals be…

A: Solubility product is a product of the concentration of ions with the power when the solution is…

Q: Calculate the potential of the solution in the titration of 50.0 mL 0.100 M Fe2+ in 1.00 M HClO4…

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Q: Why is the solution containing the metal ion buffered before titrating with EDTA?

A: Ethylenediaminetetraacetic acid or EDTA is a polyamino carboxylic acid. It can form 1 : 1…

Q: 0.8153 g of a sample containing Pb(NO3)2 was taken, dissolved in water, and 40.20 mL of 0.06 M EDTA…

A: A numerical problem based on EDTA titration, which is to be accomplished.

Q: Which rapid and quantitative analysis requires a sample solution of metal ion to be titrated against…

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Q: 11) Will a 0.15 M solution of NH3 be sufficient to keep Zn2+ from precipitating from a solution of…

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Q: For the complexiometric titration of Ca2 + ions in the shell of the egg sample weighing 62,576 g,…

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Q: A 100.0 mL solution of 0.0200 M Fe3+ in 1 M HClO4 is titrated with 0.100 M Cu+, resulting in the…

A: In electrochemistry, the Nernst equation is an equation that relates the reduction potential of an…

Q: Which of the following statements are correct? Metallochromic indicators form complexes with EDTA…

A: This question is related to complexometric titration. EDTA is indicator used in complexometric…

Q: which of the following is the concentration of the EDTA solution in terms of molarity

A: Solution: Here given experimente is carried out to know concentration of EDTA solution. Where,…

Q: Which of the statements below are true for the titration of Fe2* with standard Cet? I. The indicator…

A: As per the guideline, since you have asked multiple questions, we have solved the first question for…

Q: Based on the diagram, what metal cation(s) can be titrated with EDTA at pH 7? a) Mn2+ b) Sr2+ c)…

A: According to the given graph, metal ions with high log(KMY) value can be titrated at low pH, and…

Q: (i) Plot the species distribution diagram for chloro complexation of lead (Pb) based on the log of…

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Q: At pH 7, what metal ions can be titrated by EDTA?

A: In complexometric titrations, EDTA requires a certain minimum pH for titrating each metal ion. The…

Q: 50 mL of a sample known to contain Mg+2 was taken and titrated with 0.075 M EDTA standard solution…

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Q: Which of the following statements is false?   EDTA acts as a Lewis base while the metal analyte…

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Q: the percentage of ZnO in the sample?

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