Electrochem Flashcard quiz

Electrolytic Cell

• +E

• -E

Galvanic Cell

• thermodynamically favorable

• not thermodynamically favorable

Where do electrons travel

• cathode to anode

• they don't travel

• anode to cathode

Where are electrons wriiten in an oxidation half reaction?

• reactants

• products

N2 + 6e- --> 2N-3

• reduction half reaction

• oxidation half reaction

• full redox reaction

Ag in compound

Ag by itself

• +1

  -1

• 0

  +1

• +1

  0

• +2

  0

which two "transition metals" have a charge of +2

• Ag and Cl

• Cd and Zn

• Zn and Ag

• Cd and Cl

What is the oxidation number for Oxygen in Na2O2

• -2

• +1

• -1

• +2

Hydrogen likes to act like a metal and has an oxidation charge of +1. What happens when there is a Metal Hydride?

• Hydrogen keeps its charge of +1

• Hydrogen takes the charge of the nonmetal

• Hydrogen cannot react with metals

Ca to Ca+2

• oxidized

• reduced