Standard Cell Potentials Check-In

Which statement is correct about value of E^ο?

• more positive value E^ο, greater driving force for reduction
• more negative value E^ο, greater driving force for reduction
• more positive value E^ο, greater the rate of reaction
• more negative value E^ο, greater the rate of reaction

Tags

NGSS.HS-PS2-5

Voltaic cell is made by connecting two half-cells below. Which statement is correct?

• Mn is oxidized and voltage is 1.06 V
• Pb is oxidized and voltage is 1.06 V
• Mn is oxidized and voltage is 1.32 V
• Pb is oxidized and voltage is 1.32 V

Tags

NGSS.HS-PS1-2

Calculate the cell potential of voltaic cell

• –1.51
• - 0.03
• +0.03
• +1.51

Tags

NGSS.HS-PS3-1

NGSS.HS-PS3-5

What is the equation and cell potential?

• 2Al³⁺ + 3Ni → 2Al + 3Ni²⁺ E^O = 1.89 V
• 2Al + 3Ni²⁺ → 2Al³⁺ + 3Ni E^O = 1.89 V
• 2Al³⁺ + 3Ni → 2Al + 3Ni²⁺ E^O = 1.43 V
• 2Al + 3Ni²⁺ → 2Al³⁺ + 3Ni E^O = 1.43 V

Tags

NGSS.HS-PS1-2

NGSS.HS-PS1-4

What happen when zinc is added to magnesium chloride?

• No reaction will take place
• Chlorine gas will be produced
• Magnesium metal will form
• Zinc chloride will form

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

What is E^o for the following reaction?

• +0.85
• +0.51
• –1.53
• –1.87

Tags

NGSS.HS-PS1-4

NGSS.HS-PS3-1

What is cell potential?

• 0.67
• 0.93
• 1.47
• 1.73

Tags

NGSS.HS-PS3-1