Chapter 19

Chapter 19 - Chapter 19: Electrochemistry NOTE: A table of...

Info iconThis preview shows pages 1–3. Sign up to view the full content.

View Full Document Right Arrow Icon
Page 344 Chapter 19: Electrochemistry NOTE: A table of standard reduction potentials is required to work many of these problems. 1. Complete and balance the following redox equation. When properly balanced using the smallest whole-number coefficients, the coefficient of S is H 2 S + HNO 3 S + NO (acidic solution) A) 1 B) 2 C) 3 D) 5 E) 6 Ans: C Category: Medium Section: 19.1 2. Complete and balance the following redox equation using the smallest whole-number coefficients. What is the coefficient of Sn in the balanced equation? Sn + HNO 3 SnO 2 + NO 2 + H 2 O (acidic solution) A) 1 B) 2 C) 3 D) 4 E) 5 Ans: A Category: Medium Section: 19.1 3. Complete and balance the following redox equation. What is the coefficient of H 2 O when the equation is balanced using the set of smallest whole-number coefficients? MnO 4 + SO 3 2– Mn 2+ + SO 4 2– (acidic solution) A) 3 B) 4 C) 5 D) 8 E) None of these. Ans: A Category: Medium Section: 19.1 4. Complete and balance the following redox equation. What is the coefficient of H 2 S when the equation is balanced using the set of smallest whole-number coefficients? H 2 S + MnO 4 Mn 2+ + SO 4 2– (acidic solution) A) 1 B) 2 C) 4 D) 5 E) None of these. Ans: D Category: Medium Section: 19.1 5. Complete and balance the following redox equation. What is the coefficient of H 2 O when the equation is balanced with the set of smallest whole-number coefficients? H 2 O + MnO 4 + I MnO 2 + IO 3 (basic solution) A) 1 B) 2 C) 4 D) 10 E) None of these. Ans: A Category: Medium Section: 19.1 6. Complete and balance the following redox equation. What is the coefficient of OH when the equation is balanced using the set of smallest whole-number coefficients? MnO 4 + I MnO 2 + IO 3 (basic solution) A) 1 B) 2 C) 4 D) 10 E) None of these. Ans: B Category: Medium Section: 19.1
Background image of page 1

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Chapter 19: Electrochemistry Page 345 7. Complete and balance the following redox equation using the set of smallest whole- number coefficients. Now sum the coefficients of all species in the balanced equation. (Remember the coefficients that are equal to one.) The sum of the coefficients is BrO 3 (aq) + Sb 3+ (aq) Br (aq) + Sb 5+ (aq) (acidic solution) A) 4 B) 12 C) 13 D) 17 E) None of these. Ans: D Category: Medium Section: 19.1 8. Complete and balance the following redox equation that occurs in acidic solution using the set of smallest whole-number coefficients. What is the sum of all the coefficients in the equation? PbO 2 (s) + Cl Pb 2+ + Cl 2 (g) (acidic solution) A) 2 B) 4 C) 5 D) 9 E) 11 Ans: E Category: Medium Section: 19.1 9. Complete and balance the following redox equation using the set of smallest whole- numbers coefficients. What is the sum of the coefficients? HI + HNO
Background image of page 2
Image of page 3
This is the end of the preview. Sign up to access the rest of the document.

This note was uploaded on 02/08/2012 for the course CHEM 161 taught by Professor Shaklovich during the Spring '10 term at Harvard.

Page1 / 21

Chapter 19 - Chapter 19: Electrochemistry NOTE: A table of...

This preview shows document pages 1 - 3. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online