A standard galvanic cell is constructed in which a Pb2+ | Pb half cell acts as the cathode. Which of the following statements are correct?
1. Pb is oxidized at the cathode.
2. In the external circuit, electrons flow from the Pb2+|Pb compartment to the other compartment.
3. As the cell runs, anions will migrate from the Pb2+|Pb compartment to the other compartment.
4. The anode compartment could be I2|I-.
5. The anode reaction could be Cr2+ -> Cr3+ + e-
Answers: 2
Another question on Chemistry
Chemistry, 21.06.2019 22:20
Which of the following statements is false regarding aromaticity? a. the compound must be cyclic b. the compound must be fully conjugated c. the compound must be planar d.the number of electrons in the pi system must satisfy the hückel 4n+2 rule e. the compound must have a neutral charge
Answers: 2
Chemistry, 22.06.2019 06:00
One does not belong why? ice, gold ,wood ,diamond and table salt
Answers: 1
Chemistry, 22.06.2019 06:10
56.16 gregor mendel was the first scientist to use statistics to analyze scientific data. before mendel's experiments, scientists believed that organisms acquired traits from their environment and passed them on to their offspring. after mendel's discoveries were accepted, scientists realized that traits passed to offspring were the result of genes being passed from parents to offspring. this is an example of pls
Answers: 1
Chemistry, 22.06.2019 10:30
When the speed of the bottle is 2 m/s, the average maximum height of the beanbag is m.
Answers: 2
You know the right answer?
A standard galvanic cell is constructed in which a Pb2+ | Pb half cell acts as the cathode. Which of...
Questions
Computers and Technology, 01.08.2019 23:30
Mathematics, 01.08.2019 23:30
History, 01.08.2019 23:30
English, 01.08.2019 23:30
Biology, 01.08.2019 23:30
Mathematics, 01.08.2019 23:30
Mathematics, 01.08.2019 23:30
Social Studies, 01.08.2019 23:30
