2. Pt forms a complex with two ammonia molecules, one SCN and a Cl ion.a) What is the formula and charge of the of the complex ion?b) What is the coordination number of the Pt?3. How many molecules of ethylene diamine will react with Ni(H,O),? Explain your answer.4. Suppose 5 mL of 1.5 M ethylene diamine is added to 50 mL of 0.15 M Ni solution in anidentical calorimeter used in this experiment. The temperature rose 1.10°. Using the value for e ofsolution and C of the calorimeter, calculate AH for the formation of the ethylenediamine bonds. inkJ/mol.

Solution 2). Oxidation state of Pt = +2 Complex formed by ligands ( 2 NH3 molecules, one SCN- and…

2. Pr forms a complex with two ammonia molecules, one SCN and a Cl ion. a) What is the formula and charge of the of the complex ion? b) What is the coordination number of the Pr? 3. How many molecules of ethylene diamine will react with Ni(H,O),"? Explain your answer.

2. Pr forms a complex with two ammonia molecules, one SCN and a Cl ion. a) What is the formula and charge of the of the complex ion? b) What is the coordination number of the Pr? 3. How many molecules of ethylene diamine will react with Ni(H,O),"? Explain your answer.

Chemistry: The Molecular Science

5th Edition

ISBN:9781285199047

Author:John W. Moore, Conrad L. Stanitski

Publisher:John W. Moore, Conrad L. Stanitski

Chapter20: Chemistry Of Selected Transition Elements And Coordination Compounds

Section: Chapter Questions

Problem 44QRT

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Concept explainers

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.

Question

2. Pt forms a complex with two ammonia molecules, one SCN and a Cl ion.
a) What is the formula and charge of the of the complex ion?
b) What is the coordination number of the Pt?
3. How many molecules of ethylene diamine will react with Ni(H,O),? Explain your answer.
4. Suppose 5 mL of 1.5 M ethylene diamine is added to 50 mL of 0.15 M Ni solution in an
identical calorimeter used in this experiment. The temperature rose 1.10°. Using the value for e of
solution and C of the calorimeter, calculate AH for the formation of the ethylenediamine bonds. in
kJ/mol.

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