Suppose a powerful battery is connected between a pair of inert graphite electrodes dipped into a pot of molten sodium chloride (NaCl) (see sketch at right). The battery makes a current of electrons flow in the directions shown by the arrows in the sketch. Note: Group 1A and Group 2A metals all melt at temperatures lower than their salts. A В OA Which electrode is the cathode? O-0 O B Write a balanced equation for the half-reaction that takes place at electrode A. Write a balanced equation for the overall reaction.

Question
Suppose a powerful battery is connected between a pair of inert graphite electrodes dipped into a pot of molten sodium
chloride (NaCl) (see sketch at right).
The battery makes a current of electrons flow in the directions shown by the arrows in the sketch.
Note: Group 1A and Group 2A metals all melt at temperatures lower than their salts.
A
В
OA
Which electrode is the cathode?
O-0
O B
Write a balanced equation for
the half-reaction that takes
place at electrode A.
Write a balanced equation for
the overall reaction.
Expand
Transcribed Image Text

Suppose a powerful battery is connected between a pair of inert graphite electrodes dipped into a pot of molten sodium chloride (NaCl) (see sketch at right). The battery makes a current of electrons flow in the directions shown by the arrows in the sketch. Note: Group 1A and Group 2A metals all melt at temperatures lower than their salts. A В OA Which electrode is the cathode? O-0 O B Write a balanced equation for the half-reaction that takes place at electrode A. Write a balanced equation for the overall reaction.

Expert Answer

1 Rating

Want to see the step-by-step answer?

Check out a sample Q&A here.

Want to see this answer and more?

Experts are waiting 24/7 to provide step-by-step solutions in as fast as 30 minutes!*

*Response times may vary by subject and question complexity. Median response time is 34 minutes for paid subscribers and may be longer for promotional offers.
Tagged in
Science
Chemistry

Electrochemistry

Related Chemistry Q&A

Find answers to questions asked by students like you.

Q: Could you explain how to do this with great detail?

A: Click to see the answer

Q: 1. Phosphine (PH3) reacts with borane (BH3) as follows: PH3 + (a) Which of the illustrations below d...

A: VSEPR Theory is used to predict the shape of the molecules from the electron pairs that surround the...

Q: Answers from 1-3 From the given set of instructions, the given questions are answered below: 1. Wh...

A: Rice mixed with water.

Q: In the following reaction, indicate the oxidation numbers for all elements on BOTH sides of the equa...

A: an species  whose oxidation number is increased is said to be oxidized and whose oxidation number is...

Q: Chemistry Question

A: Click to see the answer

Q: This was a lab I performed where we mix aqueous 25ml HCl and 25ml NaOH and use a program called micr...

A: Neutralization reaction of HCl and NaOH that give H2O and NaCl.

Q: What is one method for preparing an epoxide and write out the reaction.

A: Epoxide can be prepared by the reaction of an alkene with peroxide like m-CPBA.

Q: Calculate the pH when 8.00 mL of .1250M trisodium phosphate is mixed with 10.50mL of .0920M phosphor...

A: Given: Volume of Na3PO4 = 8.00 mL Molarity of Na3PO4 = 0.1250 M Volume of H3PO4 = 10.50 mL Molarity ...

Q: The Miller index for the plane shown on the right is: А. (211) В. (о С. (122) D. (011) 1/2 1/2

A: Introduction :  Miller indices are reverse of intercepts .

Q: 5) In an electrochemical cell, Cu(s) is placed in the anode half-cell while Ags) in the cathode half...

A: Click to see the answer

Q: .CO,Et LIAIH4 ОН Zn. HBr Me Me Me ACOH, H20 RT to Reflux, 50 min, 63% Et20 Reflux, 3 h, 100% Write t...

A: The mechanism of the above reaction is given below - 

Q: Morton’s makes table salt, also known as sodium chloride. What is the chemical name, what is the gen...

A: The chemical name of the compound tells the name of each element present in the compound. The generi...

Q: 5. Give the structures of the following acids and arrange them in the increasing order of acidity. G...

A: Click to see the answer

Q: How does the reaction between hydrogen and oxygen in a fuel cell differ from thecombustion of hydrog...

A: Click to see the answer

Q: consider the reaction between HCl and O2 4HCl+O2---->2H2O+2Cl2 calculate the theoretical yield of...

A: Stoichiometry of reaction :-                                                                  4HCl  ...

Q: Write the saponification reaction of glyceryl dioleate monopalmitate with aqueous NaOH. Mechanism fo...

A: Saponification is a process that involves conversion of fat or oil into soap and alcohol by the acti...

Q: H2N -ÇH он CH-OH CH3 a. polar/non-polar; b. Neutral/acidic/basic c. Also write whether the side chai...

A: For amino acids the polarity of the molecule depends on the functionalities present on the side of t...

Q: How hot does a thanksgiving dinner roll need to be to warm up and melt a 4.0 g 'pat' of butter? (Rol...

A: The heat lost by the rolls is equal to that gained by butter.

Q: Calculate the number of hydrogen and or molecules in a salution prepared by mixing 45g glucase in 36...

A: Total Number of Hydrogen and Oxygen molecules present in the Mixture can be calculated as -

Q: The pH of a basic solution is 8.95. What is [H⁺]? The pH of an acidic solution is 2.29. What is [H⁺]...

A: pH of a solution can be found by using the formula,  pH = - log [H+] To find the [H+] from the pH we...

Q: The pH of a 0.0068 M solution of Ca(OH)₂ is?

A: pH + pOH = 14 pOH = -log[OH-]

Q: Reactions are impacted by various factors that depend on the mechanism of the reaction.Some of the v...

A: 1. SN2 reaction is a bimolecular reaction in which rate depends upon substrate concentration and con...

Q: Is delocalization possible in Hydrogen selenate (HOSeO3- )

A: The structure of hydrogenselenate (HOSeO3-) is shown below. The above structure clearly indicates t...

Q: Find the pH and fraction of dissociation of a 0.010 0 M solution of the weak acid HA with Ka = 1.00 ...

A: Dissociation reaction of a weak acid is as following :-                  HA      ↔        H+       +...

Q: What is the standard enthalpy of formation of the decomposition of one mole of liquid sulfuric acid ...

A: Balanced chemical equation for decomposition of Sulfuric acid: 2H2SO4(l) → 2H2O(g) + O2(g) + 2SO2(g)...

Q: How much heat energy (in kJ) will be absorbed or released if 8.33 grams of ammonia is produced?  Sta...

A: Given data,Mass of NH3=8.33gEquation involved in preparation of NH3;N2(g)+3H2(g)→2NH3(g)

Q: Consider the astronaut being supplied with He and N2. The density of helium at STP is 0.179g/L and o...

A: Here, we need to calculate the Molar Mass of the gas if 4.40 grams occupies 3.50 L at 41oC

Q: Need help with question a) Assign the geometry at each atom of molecule A, that has more than one bo...

A: Click to see the answer

Q: Using noble gas (n-1) dx representations write the outer electronconfiguration for the following ion...

A: Click to see the answer

Q: Liquid octane (CH3(CH2) CH;) will react with gaseous oxygen (0,) to produce gaseous carbon dioxide (...

A: Liquid octane can react with gaseous oxygen to produce gaseous CO2 and water vapor. 2 C8H18 + 25 O2 ...

Q: An unknown gas at 49.1 C and 1.05 atm has a molar mass of 30.07 g/mol. Assuming ideal behavior, what...

A: The formula required to determine the density of gas with ideal behavior is as follows,

Q: Please answer both parts. Gaseous hydrogen and oxygen can be prepared in the laboratory from the dec...

A: Click to see the answer

Q: You have a solution of 10.0 g of sucrose in 100.0 of water. Calculate the molality based on the mola...

A: Click to see the answer

Q: At constant temperature, how can you express the rate of change of the pressure in an ideal gas law,...

A: From the ideal gas equation:

Q: Give the classification of hydrogen compounds into three groups.

A: compounds of hydrogen are known as hydrides.

Q: Explain through a laboratory experiment: How is recrystallization of Acetone possible? Can it or how...

A: Recrystallization of acetone is almost not possible. 

Q: Suppose you have 1.7 g NaCl in 100.0 g of water. Calculate the molality based on the molar mass. The...

A: Click to see the answer

Q: Give the complete ionic equation for the reaction (if any) that occurs when aqueous solutions of lit...

A: The given reaction is: Li2S(aq)+CuNO32(aq)→LiNO3(aq)+CuS(s) The above reaction is not balanced. Its ...

Q: Could you explain how to do this with great detail?

A: The conversion of hex-1-yne to (E)1,2-dibromohex-1-ene is the halogenation reaction of alkyne. When ...

Q: Chemistry Question

A: using electronic configuration we easily determine the elements and its position in periodic table. 

Q: Give the resonance structure for the following :i. Methyl phenyl thioetherii. Benzamide

A: Introduction :  We need to draw resonating structure for methylphenyl thioether and also for Benzami...

Q: 1)What type of bond do you expect between N and C where the electronegativity of N is 30 and that of...

A: The bond between C and N is b) Polar covalent.  

Q: Balance the following half-reactions by adding the appropriate number of electrons (e-). Then, class...

A: Given half reaction, I2(s) +6H2O ------> 2IO3 -  + 12H+ To balance the half reaction, species on ...

Q: Which chemical species gets oxidized and which gets reduced in the overall chemicalequation:2Zn(s) +...

A: You have given the chemical reaction- 2Zn(s) + O2(g) => 2 ZnO(s)