(a) Interpretation: The balanced equation for the reaction of treatment of finely divided gold with CN - (aq) in the presence of O 2 (g) should be written. Concept introduction: The balanced chemical equation can be written by following a few steps: Step 1: Writing the correct skeleton and molecular formula for the element or molecules on either side of the equation. Step 2: Counting the number of atoms of each element on either side of the equation. Step 3: Balancing the number of that atom or group on either side which has large atoms in number. Step 4: Using the correct coefficients to balance the number of atoms on both sides.

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Answer 1

Question

Chapter 20, Problem 7QAP

Interpretation Introduction

(a)

Interpretation:

The balanced equation for the reaction of treatment of finely divided gold with CN^-(aq) in the presence of O₂ (g) should be written.

Concept introduction:

The balanced chemical equation can be written by following a few steps:

Step 1: Writing the correct skeleton and molecular formula for the element or molecules on either side of the equation.

Step 2: Counting the number of atoms of each element on either side of the equation.

Step 3: Balancing the number of that atom or group on either side which has large atoms in number.

Step 4: Using the correct coefficients to balance the number of atoms on both sides.

Interpretation Introduction

(b)

Interpretation:

The balanced equation for the reaction of treatment of finely divided zinc metal with solution formed in part (a) should be written.

Concept introduction:

The balanced chemical equation can be written by following a few steps:

Step 1: Writing the correct skeleton and molecular formula for the element or molecules on either side of the equation.

Step 2: Counting the number of atoms of each element on either side of the equation.

Step 3: Balancing the number of that atom or group on either side which has large atoms in number.

Step 4: Using the correct coefficients to balance the number of atoms on both sides.

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Answer 2

Question

Chapter 20, Problem 7QAP

Interpretation Introduction

(a)

Interpretation:

The balanced equation for the reaction of treatment of finely divided gold with CN^-(aq) in the presence of O₂ (g) should be written.

Concept introduction:

The balanced chemical equation can be written by following a few steps:

Step 1: Writing the correct skeleton and molecular formula for the element or molecules on either side of the equation.

Step 2: Counting the number of atoms of each element on either side of the equation.

Step 3: Balancing the number of that atom or group on either side which has large atoms in number.

Step 4: Using the correct coefficients to balance the number of atoms on both sides.

Interpretation Introduction

(b)

Interpretation:

The balanced equation for the reaction of treatment of finely divided zinc metal with solution formed in part (a) should be written.

Concept introduction:

The balanced chemical equation can be written by following a few steps:

Step 1: Writing the correct skeleton and molecular formula for the element or molecules on either side of the equation.

Step 2: Counting the number of atoms of each element on either side of the equation.

Step 3: Balancing the number of that atom or group on either side which has large atoms in number.

Step 4: Using the correct coefficients to balance the number of atoms on both sides.

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Answer 3

Question

Chapter 20, Problem 7QAP

Interpretation Introduction

(a)

Interpretation:

The balanced equation for the reaction of treatment of finely divided gold with CN^-(aq) in the presence of O₂ (g) should be written.

Concept introduction:

The balanced chemical equation can be written by following a few steps:

Step 1: Writing the correct skeleton and molecular formula for the element or molecules on either side of the equation.

Step 2: Counting the number of atoms of each element on either side of the equation.

Step 3: Balancing the number of that atom or group on either side which has large atoms in number.

Step 4: Using the correct coefficients to balance the number of atoms on both sides.

Interpretation Introduction

(b)

Interpretation:

The balanced equation for the reaction of treatment of finely divided zinc metal with solution formed in part (a) should be written.

Concept introduction:

The balanced chemical equation can be written by following a few steps:

Step 1: Writing the correct skeleton and molecular formula for the element or molecules on either side of the equation.

Step 2: Counting the number of atoms of each element on either side of the equation.

Step 3: Balancing the number of that atom or group on either side which has large atoms in number.

Step 4: Using the correct coefficients to balance the number of atoms on both sides.

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Answer 4

Question

Chapter 20, Problem 7QAP

Interpretation Introduction

(a)

Interpretation:

The balanced equation for the reaction of treatment of finely divided gold with CN^-(aq) in the presence of O₂ (g) should be written.

Concept introduction:

The balanced chemical equation can be written by following a few steps:

Step 1: Writing the correct skeleton and molecular formula for the element or molecules on either side of the equation.

Step 2: Counting the number of atoms of each element on either side of the equation.

Step 3: Balancing the number of that atom or group on either side which has large atoms in number.

Step 4: Using the correct coefficients to balance the number of atoms on both sides.

Interpretation Introduction

(b)

Interpretation:

The balanced equation for the reaction of treatment of finely divided zinc metal with solution formed in part (a) should be written.

Concept introduction:

The balanced chemical equation can be written by following a few steps:

Step 1: Writing the correct skeleton and molecular formula for the element or molecules on either side of the equation.

Step 2: Counting the number of atoms of each element on either side of the equation.

Step 3: Balancing the number of that atom or group on either side which has large atoms in number.

Step 4: Using the correct coefficients to balance the number of atoms on both sides.

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Answer 5

Chapter 20, Problem 7QAP

Interpretation Introduction

(a)

Interpretation:

The balanced equation for the reaction of treatment of finely divided gold with CN^-(aq) in the presence of O₂ (g) should be written.

Concept introduction:

The balanced chemical equation can be written by following a few steps:

Step 1: Writing the correct skeleton and molecular formula for the element or molecules on either side of the equation.

Step 2: Counting the number of atoms of each element on either side of the equation.

Step 3: Balancing the number of that atom or group on either side which has large atoms in number.

Step 4: Using the correct coefficients to balance the number of atoms on both sides.

Interpretation Introduction

(b)

Interpretation:

The balanced equation for the reaction of treatment of finely divided zinc metal with solution formed in part (a) should be written.

Concept introduction:

The balanced chemical equation can be written by following a few steps:

Step 1: Writing the correct skeleton and molecular formula for the element or molecules on either side of the equation.

Step 2: Counting the number of atoms of each element on either side of the equation.

Step 3: Balancing the number of that atom or group on either side which has large atoms in number.

Step 4: Using the correct coefficients to balance the number of atoms on both sides.

Answer 6

Chapter 20, Problem 7QAP

Interpretation Introduction

(a)

Interpretation:

The balanced equation for the reaction of treatment of finely divided gold with CN^-(aq) in the presence of O₂ (g) should be written.

Concept introduction:

The balanced chemical equation can be written by following a few steps:

Step 1: Writing the correct skeleton and molecular formula for the element or molecules on either side of the equation.

Step 2: Counting the number of atoms of each element on either side of the equation.

Step 3: Balancing the number of that atom or group on either side which has large atoms in number.

Step 4: Using the correct coefficients to balance the number of atoms on both sides.

Answer 7

Chapter 20, Problem 7QAP

Interpretation Introduction

(a)

Interpretation:

The balanced equation for the reaction of treatment of finely divided gold with CN^-(aq) in the presence of O₂ (g) should be written.

Concept introduction:

The balanced chemical equation can be written by following a few steps:

Step 1: Writing the correct skeleton and molecular formula for the element or molecules on either side of the equation.

Step 2: Counting the number of atoms of each element on either side of the equation.

Step 3: Balancing the number of that atom or group on either side which has large atoms in number.

Step 4: Using the correct coefficients to balance the number of atoms on both sides.

Answer 8

Interpretation Introduction

(b)

Interpretation:

The balanced equation for the reaction of treatment of finely divided zinc metal with solution formed in part (a) should be written.

Concept introduction:

The balanced chemical equation can be written by following a few steps:

Step 1: Writing the correct skeleton and molecular formula for the element or molecules on either side of the equation.

Step 2: Counting the number of atoms of each element on either side of the equation.

Step 3: Balancing the number of that atom or group on either side which has large atoms in number.

Step 4: Using the correct coefficients to balance the number of atoms on both sides.

Answer 9

Interpretation Introduction

(b)

Interpretation:

The balanced equation for the reaction of treatment of finely divided zinc metal with solution formed in part (a) should be written.

Concept introduction:

The balanced chemical equation can be written by following a few steps:

Step 1: Writing the correct skeleton and molecular formula for the element or molecules on either side of the equation.

Step 2: Counting the number of atoms of each element on either side of the equation.

Step 3: Balancing the number of that atom or group on either side which has large atoms in number.

Step 4: Using the correct coefficients to balance the number of atoms on both sides.

Answer 10

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Answer 11

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Answer 12

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Answer 13

Ch. 20 - Write a balanced equation to represent the...Ch. 20 - Write a balanced equation to represent the...Ch. 20 - Write a balanced equation to represent (a) the...Ch. 20 - Prob. 4QAP Ch. 20 - Prob. 5QAP Ch. 20 - Prob. 6QAP Ch. 20 - Prob. 7QAP Ch. 20 - Prob. 8QAP Ch. 20 - Prob. 9QAP Ch. 20 - Zinc is produced by electrolytic refining. The...

Solution Summary: The author explains the steps of writing the balanced chemical equation for the reaction of treatment of finely divided gold with CN - in the presence of O 2 (g).

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Chapter 20 Solutions