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Chemistry / Introductory Chemistry 5 / Chapter 7 / Problem 106P

Introductory Chemistry | 5th Edition | ISBN: 9780321910295 | Authors: Nivaldo J Tro

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What solution can you add to each cation mixture to precipitate one cation while keeping

Chapter 7, Problem 106P

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QUESTION:

PROBLEM 105P

What solution can you add to each cation mixture to precipitate one cation while keeping the other cation in solution? Write a net ionic equation for the precipitation reaction that occurs.

(a) Fe2+(aq) and Pb2+(aq)

(b) K+(aq) and Ca2+(aq)

(c) Ag+(aq) and Ba2+(aq)

(d) Cu2+(aq) and Hg22+(aq)

Questions & Answers

QUESTION:

PROBLEM 105P

What solution can you add to each cation mixture to precipitate one cation while keeping the other cation in solution? Write a net ionic equation for the precipitation reaction that occurs.

(a) Fe2+(aq) and Pb2+(aq)

(b) K+(aq) and Ca2+(aq)

(c) Ag+(aq) and Ba2+(aq)

(d) Cu2+(aq) and Hg22+(aq)

ANSWER:

Problem 106P

What solution can you add to each cation mixture to precipitate one cation while keeping the other cation in solution? Write a net ionic equation for the precipitation reaction that occurs.

(a) Fe2+(aq) and Pb2+(aq)

(b) K+(aq) and Ca2+(aq)

(c) Ag+(aq) and Ba2+(aq)

(d) Cu2+(aq) and Hg22+(aq)

Step by step solution

Step 1of 4

(a)

Solubility rules:

Sodium, potassium,Nitrate and ammonium salts are soluble in water

Except

and

chlorides are soluble in water.

Except

sulfates are soluble in water.

Hydroxides compounds are soluble in water.

are moderately soluble in water.

Most of the sulfides, carbonates and phosphates are insoluble in water.

The given ions - and .

Add Sodium chloride to and .

will form precipitate.

The net ionic reaction is as follows.

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