Electrochemistry Overview

The study of production of electricity from energy released during spontaneous chemical reactions and the use of electrical energy to bring about non-spontaneous chemical transformations.

Metals, sodium hydroxide, chlorine, fluorine, and many other chemicals.

Converting chemical energy into electrical energy.

<p>Because they can convert energy efficiently and with minimal pollution.</p> Signup and view all the answers

<p>Sensory signals and cell communication have an electrochemical origin.</p> Signup and view all the answers

<p>To develop new technologies that are eco-friendly and have various practical applications.</p> Signup and view all the answers

<p>To produce electrical energy from chemical reactions or to carry out non-spontaneous chemical reactions using electrical energy.</p> Signup and view all the answers

<p>Galvanic cells convert chemical energy into electrical energy, while electrolytic cells use electrical energy to drive non-spontaneous chemical reactions.</p> Signup and view all the answers

<p>The redox reaction stops altogether and no current flows through the cell.</p> Signup and view all the answers

<p>Molar conductivity is the conductivity of an electrolyte solution divided by the molar concentration of the electrolyte.</p> Signup and view all the answers

<p>Standard potential is related to the Gibbs energy of the cell reaction and its equilibrium constant, providing information about the spontaneity of the reaction.</p> Signup and view all the answers

<p>A salt bridge maintains charge neutrality in the half-cells by allowing ions to flow between the two solutions.</p> Signup and view all the answers