Experiment and explain moment of forces, and apply the knowledge gained for useful purposes.
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Q 1/20
Score 0
What does the electrochemical series represent?
30
A ranking based on temperature
A ranking of metals by reactivity and ability to lose electrons
A ranking of metals by color
A ranking of metals by weight
Q 2/20
Score 0
In the electrochemical series, where are the most reactive metals located?
30
At the top
They are scattered throughout
At the bottom
In the middle
20 questions
Q.
What does the electrochemical series represent?
1
30 sec
SC9.FM.5
Q.
In the electrochemical series, where are the most reactive metals located?
2
30 sec
Q.
What is the significance of hydrogenâs electrode potential in the electrochemical series?
3
30 sec
Q.
What happens to a metal with a higher electrode potential in a cell?
4
30 sec
Q.
When two metals are connected in an electrochemical cell, where do electrons flow?
5
30 sec
Q.
Which of the following best describes a redox reaction?
6
30 sec
Q.
What type of reaction occurs when iron is placed in copper sulfate solution?
7
30 sec
Q.
In the electrochemical series, which metal can displace ions of another metal?
8
30 sec
Q.
In a redox reaction, what does reduction involve?
9
30 sec
Q.
Which of these metals will NOT displace copper from a copper sulfate solution?
10
30 sec
Q.
The electrode potentials for zinc and copper are -0.76 V and +0.34 V, respectively. What is the voltage generated if a zinc-copper cell is created?
11
30 sec
Q.
In an electrochemical cell, the electrode potential for silver is +0.80 V, and for lead, it is -0.13 V. What is the direction of electron flow?
12
30 sec
Q.
Given potassium (K) has an electrode potential of -2.93 V and magnesium (Mg) has an electrode potential of -2.37 V, which metal will act as the anode in a K-Mg cell?
13
30 sec
Q.
If an iron-copper cell has electrode potentials of -0.44 V (iron) and +0.34 V (copper), what is the voltage produced?
14
30 sec
Q.
A reaction occurs between zinc (Zn, -0.76 V) and silver ions (Agâș, +0.80 V). What is the overall cell voltage?
15
30 sec
Q.
For a cell with electrode potentials of -0.13 V (lead) and +1.23 V (fluorine), calculate the voltage.
16
30 sec
Q.
Using the series, determine if iron (Fe, -0.44 V) will displace copper ions (CuÂČâș, +0.34 V) in solution.
17
30 sec
Q.
Calculate the cell potential for a nickel-cadmium cell, where nickelâs electrode potential is -0.23 V and cadmiumâs is -0.40 V.
18
30 sec
Q.
Will a cell produce current if both electrodes have the same electrode potential?
19
30 sec
Q.
If the electrode potential for aluminum is -1.66 V and for magnesium is -2.37 V, which metal would act as the cathode in an Al-Mg cell?
