« previous next »

Author Question: The following set of redox reactions takes place when iron is dipped into a solution of copper ions. ... (Read 89 times)

torybrooks

  • Hero Member
  • *****
  • Posts: 500
on: Jul 29, 2018
The following set of redox reactions takes place when iron is dipped into a solution of copper ions.
 
  Fe  Fe+2 + 2e-
  Cu+2 + 2e-  Cu
 
  Which of the following describes what is happening with the electrons in the solution?
  A) The iron metal is releasing electrons and they are traveling to the copper ions.
  B) The copper is releasing electrons and they are traveling to the iron ions.
  C) The iron ions are gaining electrons from the copper metal.
  D) The copper ions are releasing electrons and they are traveling to the iron metal.
  E) none of the above

Question 2

The following set of redox reactions takes place when iron is dipped in a solution of copper ions.
 
  Fe  Fe+2 + 2e-
  Cu+2 + 2e-  Cu
 
  Which of the following describes what is happening on the surface of the iron?
  A) The copper starts to plate out on iron.
  B) The iron rusts in the water.
  C) The iron starts to plate out on the copper.
  D) The iron corrodes the copper.
  E) none of the above


blakeserpa

  • Sr. Member
  • ****
  • Posts: 338
Reply #1 on: Jul 29, 2018
Answer to Question 1

Answer: A

Answer to Question 2

Answer: A


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

Of the estimated 2 million heroin users in the United States, 600,000–800,000 are considered hardcore addicts. Heroin addiction is considered to be one of the hardest addictions to recover from.

Did you know?

Dogs have been used in studies to detect various cancers in human subjects. They have been trained to sniff breath samples from humans that were collected by having them breathe into special tubes. These people included 55 lung cancer patients, 31 breast cancer patients, and 83 cancer-free patients. The dogs detected 54 of the 55 lung cancer patients as having cancer, detected 28 of the 31 breast cancer patients, and gave only three false-positive results (detecting cancer in people who didn't have it).

Did you know?

In 1835 it was discovered that a disease of silkworms known as muscardine could be transferred from one silkworm to another, and was caused by a fungus.

Did you know?

More than one-third of adult Americans are obese. Diseases that kill the largest number of people annually, such as heart disease, cancer, diabetes, stroke, and hypertension, can be attributed to diet.

Did you know?

More than 30% of American adults, and about 12% of children utilize health care approaches that were developed outside of conventional medicine.

In Charles Russell’s Trail of the Iron Horse (1910) steel rails stretch nearly to the sun while wisp In Charles Russell’s Trail of the Iron Horse (1910) steel rails stretch nearly to the sun while wisp
Aggregates are people who happen to be in the same place at the same time. Aggregates are people who happen to be in the same place at the same time.
Place one hand on the medial and one on the lateral thigh to begin horizontal stroking. Slide hands ... Place one hand on the medial and one on the lateral thigh to begin horizontal stroking. Slide hands ...
(A) Thumb slide along diaphragm, and lift around the waist. Place thumbs just under the rib cage, ... (A) Thumb slide along diaphragm, and lift around the waist. Place thumbs just under the rib cage, ...
Write equilibrium constant expressions for the following reactions in terms of concentration: Write equilibrium constant expressions for the following reactions in terms of concentration:
Light-independent reactions of photosynthesis Light-independent reactions of photosynthesis
Video: Mendel's Pea Experiment

For a complete list of videos, visit our video library