EXAM 11: ELECTROCHEMISTRY

1. Any device that produces electricity- from chemical reactions using electricity is called an _____________.

2. The _____________ is named after an English chemist and physicist who discovered the relationship between electricity and the combining power of an element.

3. In electrochemical cells, this is the electrode that has a chemical reaction at its surface where a chemical is oxidized and gives electrons to the electrode.

4. __________ is a chemical reaction in which an atom or group of atoms gains one or more electrons.

5. The voltage for the copper-zinc galvanic cell is a direct measurement of the tendency of the net reaction to take place at 25*C

6. A ___________ is an electrochemical cell that is similar to a galvanic cell.

7. The French physicist who invented the first rechargeable batter.

8. In the 1860's, George Leclanche invented the __________.

9. ____________ use potassium hydroxide as an electrolyte instead of an acid.

10. A __________ is similar to a battery in that it converts chemical energy to electrical energy.