During an electrochemical reaction, electrons move through the external circuit from the _______ and negative ions...
During an electrochemical reaction, electrons move through the external circuit from the _______ and negative ions in the cell move toward the _______ (be careful!).
A. anode, anode
B. anode, cathode
C. cathode, anode
D. cathode, cathode
E. salt bridge, salt bridge
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During an electrochemical reaction, electrons move through the
external circuit from the _______ and negative ions...
QUESTION 7 Which of the following statements best describes the movement of electrons in an electrochemical...
QUESTION 7 Which of the following statements best describes the movement of electrons in an electrochemical galvanic cell? A. Electrons flow from the anode to the cathode through the salt bridge. O B. Electrons flow from the salt bridge to the cathode. C. Electrons flow from the cathode to the anode through an external wire. D. Electrons flow from the salt bridge to the anode. E. Electrons flow from the anode to the cathode through an external wire.
A voltaic electrochemical cell is constructed using the following reaction. The half-cell components are separated by...
A voltaic electrochemical cell is constructed using the following reaction. The half-cell components are separated by a salt bridge. Co(s) + 2Ag+(aq)Co2+(aq) + 2Ag(s) Write the reactions that take place at the anode and at the cathode, the direction in which the electrons migrate in the external circuit, and the direction the anions in the salt bridge migrate. Use smallest possible integer coefficients. If a box is not needed, leave it blank. Enter the reaction that takes place at the...
Enter electrons as e Use smallest possible integer coefficients for ALL reactions If a box is not...
Enter electrons as e Use smallest possible integer coefficients for ALL reactions If a box is not needed, leave it blank. A voltaic electrochemical cell is constructed in which the anode is a Ag lAgh f-cell compartme nts are connected by a salt bridge. Write the anode reaction. Write the cathode reaction. Write the net cell reaction. In the external circuit, electrons migrate the Br2 Br electrode the Ag lAg electrode. In the salt bridge, anions migrate the Br,lBr compartmentthe...
25. The purpose of the salt bridge in an electrochemical cell is to A) maintain electrical...
25. The purpose of the salt bridge in an electrochemical cell is to A) maintain electrical neutrality in the half-cells via migration of ions. B) provide a source of ions to react at the anode and cathode. C) provide oxygen to facilitate oxidation at the anode. D) provide a means for electrons to travel from the anode to the cathode. E) provide a means for electrons to travel from the cathode to the anode.
A voltaic electrochemical cell is constructed in which the anode is a Pb2+Pb half cell and...
A voltaic electrochemical cell is constructed in which the anode is a Pb2+Pb half cell and the cathode is a Cu2+, Cu+ half cell. The half-cell compartments are connected by a salt bridge. Write the anode reaction. ___+______---->_____ +______ Write the cathode reaction. ______+________---->______ +_____ Write the net cell reaction. _______+_______------>______ +_______ In the external circuit, electrons migrate_____(from or to) the Pb2+Pb electrode ______ (from or to) the Cu2+, Cu+ electrode. In the salt bridge, anions migrate______ (from or to)...
A voltaic electrochemical cell is constructed using the following reaction. The half-cell components are separated by...
A voltaic electrochemical cell is constructed using the following reaction. The half-cell components are separated by a salt bridge. Zn(s) +12(s)— Zn2+(aq) + 21+(aq) Write the reactions that take place at the anode and at the cathode, the direction in which the electrons migrate in the external circuit, and the direction the anions in the salt bridge migrate. Use smallest possible integer coefficients. If a box is not needed, leave it blank. Enter the reaction that takes place at the...
A voltaic electrochemical cell is constructed in which the anode is a Alt|Al half cell and...
A voltaic electrochemical cell is constructed in which the anode is a Alt|Al half cell and the cathode is a Co2+|Co half cell. The half-cell compartments are connected by a salt bridge Write the anode reaction Write the cathode reaction. Write the net cell reaction the Al3 the Co2+Co In the external circuit, electrons migrate Al electrode electrode the Co2Co compartment the Al3Al In the salt bridge, anions migrate compartment +
The CuCu ions undergo reduction by accepting two electrons from the copper electrode (cathode) and depositing...
The CuCu ions undergo reduction by accepting two electrons from
the copper electrode (cathode) and depositing on the electrode as
Cu(s)Cu(s). The reduction half-cell reaction that takes place at
the cathode is
Cu^2+(aq)+2e^−→Cu(s)Cu^2+(aq)+2e^-→Cu(s)
The electrons lost by the ZnZn metal are gained by the CuCu ion.
The transfer of electrons between ZnZn metal and CuCu ions is made
possible by connecting the wire between the ZnZn electrode and the
CuCu electrode. Thus, in the voltaic cell, the electrons flow
through...
for the boxes options are from/to for all 4 boxes. Enter electrons as e. Use smallest...
for the boxes options are from/to for all 4 boxes.
Enter electrons as e. Use smallest possible integer coefficients for ALL reactions. If a box is not needed, leave it blank. A voltaic electrochemical cell is constructed in which the anode is a Pb2+| Pb half cell and the cathode is a F, F half cell. The half-cell compartments are connected by a salt bridge. Write the anode reaction. + Write the cathode reaction. + Write the net cell reaction....
A voltaic electrochemical cell is constructed in which the anode is a l2l I half cell...
A voltaic electrochemical cell is constructed in which the anode is a l2l I half cell and the cathode is a Clzl CT half cell The half-cell compartments are connected by a salt bridge. Write the anode reaction. Write the cathode reaction. Write the net cell reaction In the external circuit, electrons migrate ' the Cll cr electo del the 121 r electrode In the salt bridge, anions migratethe Cl2 cr compartment the 12lr compartment.
QUESTION 7 Which of the following statements best describes the movement of electrons in an electrochemical galvanic cell? A. Electrons flow from the anode to the cathode through the salt bridge. O B. Electrons flow from the salt bridge to the cathode. C. Electrons flow from the cathode to the anode through an external wire. D. Electrons flow from the salt bridge to the anode. E. Electrons flow from the anode to the cathode through an external wire.
Enter electrons as e Use smallest possible integer coefficients for ALL reactions If a box is not needed, leave it blank. A voltaic electrochemical cell is constructed in which the anode is a Ag lAgh f-cell compartme nts are connected by a salt bridge. Write the anode reaction. Write the cathode reaction. Write the net cell reaction. In the external circuit, electrons migrate the Br2 Br electrode the Ag lAg electrode. In the salt bridge, anions migrate the Br,lBr compartmentthe...
25. The purpose of the salt bridge in an electrochemical cell is to A) maintain electrical neutrality in the half-cells via migration of ions. B) provide a source of ions to react at the anode and cathode. C) provide oxygen to facilitate oxidation at the anode. D) provide a means for electrons to travel from the anode to the cathode. E) provide a means for electrons to travel from the cathode to the anode.
A voltaic electrochemical cell is constructed using the following reaction. The half-cell components are separated by a salt bridge. Zn(s) +12(s)— Zn2+(aq) + 21+(aq) Write the reactions that take place at the anode and at the cathode, the direction in which the electrons migrate in the external circuit, and the direction the anions in the salt bridge migrate. Use smallest possible integer coefficients. If a box is not needed, leave it blank. Enter the reaction that takes place at the...
A voltaic electrochemical cell is constructed in which the anode is a Alt|Al half cell and the cathode is a Co2+|Co half cell. The half-cell compartments are connected by a salt bridge Write the anode reaction Write the cathode reaction. Write the net cell reaction the Al3 the Co2+Co In the external circuit, electrons migrate Al electrode electrode the Co2Co compartment the Al3Al In the salt bridge, anions migrate compartment +
The CuCu ions undergo reduction by accepting two electrons from
the copper electrode (cathode) and depositing on the electrode as
Cu(s)Cu(s). The reduction half-cell reaction that takes place at
the cathode is
Cu^2+(aq)+2e^−→Cu(s)Cu^2+(aq)+2e^-→Cu(s)
The electrons lost by the ZnZn metal are gained by the CuCu ion.
The transfer of electrons between ZnZn metal and CuCu ions is made
possible by connecting the wire between the ZnZn electrode and the
CuCu electrode. Thus, in the voltaic cell, the electrons flow
through...
for the boxes options are from/to for all 4 boxes.
Enter electrons as e. Use smallest possible integer coefficients for ALL reactions. If a box is not needed, leave it blank. A voltaic electrochemical cell is constructed in which the anode is a Pb2+| Pb half cell and the cathode is a F, F half cell. The half-cell compartments are connected by a salt bridge. Write the anode reaction. + Write the cathode reaction. + Write the net cell reaction....
A voltaic electrochemical cell is constructed in which the anode is a l2l I half cell and the cathode is a Clzl CT half cell The half-cell compartments are connected by a salt bridge. Write the anode reaction. Write the cathode reaction. Write the net cell reaction In the external circuit, electrons migrate ' the Cll cr electo del the 121 r electrode In the salt bridge, anions migratethe Cl2 cr compartment the 12lr compartment.
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