2. An aqueous solution contains the following ions, all at 1.0 M concentration: Na* , Fe*, so,, and C. The solution is hooked up to a power supply using platinum electrodes and the voltage is increased until the first sign of chemical reaction. The substance that is formed at the cathode is: The substance that is formed at the anode is:

Q: Corrosion of metals is not always harmful. Illustrate.

A: Corrosion is the slow eating up of a metal. it is a harmful process.

Q: Consider a voltaic cell with 2 electrodes (one of them is an Aluminum electrode, and the other is…

A:

Q: Which one of the following statements about electrochemical cells is false? A) In a salt bridge,…

A: Applying concept of electrochemical series.

Q: 27. If you want to nickel plate a stainless-steel spoon, you must attach   bars nickel for both…

A: Electroplating is a process in which a metal coating is created on another solid surface by metal…

Q: What statement is true for a galvanic cell? O Oxidation takes place at the anode. O The standard…

A: A galvanic cell is an electrochemical cell in which an electric current is generated from a…

Q: write the half-reaction of the decomposition of water that happens at the anode. Which product will…

A: oxidation (anode): 2H2O(l)→O2(g)+4H+(aq)+4e−  E0=−1.23V

Q: What statement is true for a galvanic cell? Periodic Table and Datasheet Cations from the salt…

A: An electrochemical cell which produces electrical energy from chemical energy occurred during the…

Q: Explain Anode, Cathode, and Salt Bridge?

A: An electrode is a conductor which helps in establishing electrical contact with a non-metallic part…

Q: Which of the following is true for a galvanic cell?

A: Galvanic cells is also known as voltaic cells, they are electrochemical cells in which…

Q: In the silver and copper galvanic cell, what is being reduced and what is being oxidized? A) The…

A: Given : Galvanic cell of silver and copper.

Q: 1. In a Daniel cell, | energy is stored in the zinc rod, the copper rod, and their solutions.…

A: In a Daniel cell, chemical energy is stored in the zinc rod, the copper rod and their solutions.

Q: 42) A positive number for maximum useful work in a spontaneous process (voltaic cell) indicates that…

A: The first statement is correct. In a spontaneous process such as a voltaic cell, a positive number…

Q: In an  electrolysis experiment a student passes the same quantity of electricity through two…

A:

Q: What is corrosion? Explain the electrochemical theory of rusting of iron and write the reactions…

A: The process of slowly eating away of the metal due to attack of the moisture and atmospheric gases…

Q: The Nernst equation can be used to calculate... A. cell potentials from standard cell potentials…

A: According to the nernst equation, the cell potential is given as  Ecell = E0cell - (0.0591/n) log(Q)…

Q: 3.Why are standard electrode potentials affected by the nature of the electrode?     A.Different…

A: The potential developed when the electrode is in contact with its own solution is called the…

Q: Battery Ag Spoon Ag* Ag*- AGNO,(aq) This spoon is to be electroplated with silver. Which electrode…

A: Positive end of the battery is called as anode and negative end of the battery is called as cathode.

Q: An active (metal) electrode was found to gain mass as the oxidation-reduction reaction was allowed…

A: Redox reactions are the combination of reduction and oxidation reactions. The type of reaction in…

Q: In electrochemistry, what kind of reaction can be driven by electricity?

A: