1. In what form must iron exist in order to be measured by the phenanthroline method? 2. List some of the problems caused by high concentrations of iron in potable water.

Q: In terms of the theory of color absorption, explain two ways that a solution can be blue.

A: Firstly understand the concept of complementary color theory, when a matter connects with white…

Q: How is lead ion separated and identified in group 1 cation analysis?

A: Qualitative analysis of Lead ion (Pb2+) ; In group I cation analysis, the presence of Pb2+ is…

Q: Iron by nature is paramagnetic metal. How the paramagnetic effect nature of Fe can be modified?

A: To find: the paramagnetic effect nature of Fe can be modified.

Q: Which of the following represent Mn that correspond to 9th ionization of Mn ( #25) what is the…

A: Mn has atomic number 25.  Hence, its electronic configuration is : 1s^22s^22p^63s^23p^63d^54s^2  For…

Q: Draw the structure of EDTA. What are the different tetrabasic forms of EDTA? Describe their…

A: EDTA is know as       ethylenediaminetetraacete ion. EDTA is hexadenate ligand because it have six…

Q: give an example of hexadentate ligand.

A: Ligands with six atoms with six lone pair of electrons that coordinates with metal atom are called…

Q: 1. Write the balanced molecular equation for the reaction of the CuSO4 with ammonia to form…

A:

Q: What are the structural characteristics of a chelating agent

A:

Q: What should be color of your solution before the end point in the determination of magnesium using…

A: Befor the end point the solution should be a wine red color. Direct-titrate the solution with…

Q: What is the ligand to metal ratio for SCN-1 and Fe+3?

A: SCN has 1-ve charge and Fe has +3 charge. When they form bond , the complex formed should be neutral…

Q: Give formulas corresponding to the following names:(a) Dibromobis(ethylenediamine)cobalt(III)…

A: The compound that involves the attachment of the ligands with the central metal atom through the…

Q: Preparation for the copper (1)chloride Does the colour of the CuCl remain the same if you leave it…

A:

Q: How did conductivity help to confirm the structure of complexes?

A: The central metal  in coordination complexes have two types of valency.They are the primary and…

Q: what are some of the ways to identify a cyanide hazard in a gold mining and ore processing site and…

A: According to the ICMC, the amount of cyanide used in commercial gold operations is typically in the…

Q: What do you mean by ligands?

A: Ligands have to be explained below.

Q: Give formulas corresponding to the following names:(a) Potassium tris(oxalato)chromate(III)(b)…

A: (a)       Potassium tris (oxalato) chromate (III):                     This compound has tris…

Q: Why is it important to perform the qualitative tests in triplicate?

A: ANSWER : It is important to perform the qualitative tests in triplicate , because otherwise we would…

Q: Uses and applications of carbonatotetraaminecobalt(iii)nitrate

A: carbonatotetraaminecobalt(iii)nitrate is a co-ordination compound of cobalt (III). It under goes…

Q: Why are the results of flame tests for the alkali metal ions difficult to distinguish? (Choose all…

A: Flame test is used to identify the presence of metal ion particularly group 1 metal ions. It is…

Q: What is the purification methods that are used for Cobalt (II) sulphate and explain them

A: If purifying by electrolysis, an aqueous sulfate solution at 50 to 70°C is usually used with a lead…

Q: 1. How is complete precipitation assured in the Group III Cations? 2. In the confirmatory test of…

A:

Q: Why do Potassium permanganate crystals cause the water to change its colors? And why it (Potassium…

A: In following question explain that'scauses  potassium permaganate crystal water to change its colour…

Q: What is the identity of the orange-red complex ion formed by the reaction of ferrous ions with…

A:

Q: Briefly explain how AAS can quantify the amount of lead in sample solution?

A: Atomic Absorption Spectrometry (AAS) is a technique for measuring quantities of chemical elements…

Q: Calculate the volume of CO2 , measured at 19oC and 720mmHg pressure , which would be obtained by the…

A: Balanced equation: CaCO3  +  2HCl -------> CO2  +   CaCl2 + H2O This suggests that 1 mol of CaCO3…

Q: Why are metals resposbile for the production of colour upon heating

A:

Q: Why is it important to exclude water when preparing  Bis(Pyridine) Iodine (I) Nitrate complex.

A:

Q: Why do alkali metals and salts impart color to an oxidizing flame?

A: The group 1 elements are called alkali metals. It includes lithium, sodium, potassium, rubidium,…

Q: Find the normality of the solution containing 4.63 g/l k2Cr207 (Fwt = 294.19) if cr+6 is reduced to…

A:

Q: in water hardness calcium is a. reacted with surface active agents and precipitates them b.…

A: In water hardness, calcium reacts with carbonate and form compound calcium carbonate. Hence, in the…

Q: Which method are not the way to mitigate the risk of heavy metals? Increasing soil pH with lime O…

A: The presence of heavy metal ions in the soil can make the soil toxic for the growth and development…

Q: Suggest a reason why copper(II) compounds are often colored but copper(I) compounds are colorless.

A: Given :  why copper(II) compounds are often colored but copper(I) compounds are colorless ?  To…

Q: toothed ligands are not preferred in complexometric titrations?

A: Complexation Titrations are essentially Lewis acid-base reactions, in which an electron pair is…

Q: Which of the following statements is true regarding the iron-phenanthroline method?

A: Iron- phenanthroline method is a colorimetric method for quantitative analysis of Fe2+. Fe2+, when…

Q: Why does the colour of copper sulphate solution change when an iron nail is dipped in it?

A: The color of the copper sulfate solution is blue. But when an iron nail is dropped into the solution…

Q: Give 5 Examples of Ligands and show how to bind to a metal?

A: The atom or ion or molecule which donates pair of electrons to central metal atom or ion is called…

Q: a. Describe the appearance of the mixture of iron and sulfur. b. What effect did the bar magnet have…

A: Since you have asked multiple question, we will solve the first question for you. If you want any…

Q: What is the process of making chlorine from the electrolysis of sodium chloride called? chlor-alkali…

A: (1) When sodium chloride is electrolysed , then sodium chloride decomposed with water to give sodium…

Q: You are assigned an unknown solution that contains Group III cations. To -1 mL of this solution was…

A: In the above given cations Fe3+,Al3+ are group 3cations Zn2+ group 4 cation. The formation Of radish…

Q: 4. Why do silver salts dissolve readily in 3 M HNO3? Why is the fresh chlorine water critical to…

A: Soluble silver salts dissolve in H2O if it is either neutral pH or acidic. But, if the water is…

Q: subject: The effect of Fe 2+ and Fe + 3 ions on Cr treatment with Pyrite ZVI Fenton 1)chromium…

A: During Fenton process there are some experimental parameters changes to get the optimum conditions…

Q: Discuss the preference of Ni(II) for sulfide and oxide as ligands

A: Interpretation- To discuss the peference of Ni(II) for sulfide and oxide as ligands.…

Q: 1. Write the balanced molecular equation for the reaction of the CuSO4 with ammonia to form…

A: Dear student, since you have asked multiple questions but according to guidelines we will solve 1st…

Q: Why was HCl added for the flame test of barium?

A: Interpretation: To explain why HCl was added for the flame test of barium.

Coordination Chemistry

It is a part of chemistry, in which the study of compounds that have central atoms surrounded by molecules or ions, known as ligand, is known as coordination chemistry.