Voltaic Cells How They work.

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Presentation transcript:

Voltaic Cells How They work

Current (A)

Meter Zinc Copper Water & Acid

Meter Zinc Copper Water & Acid Zn Zn H+ H+ Cu Cu H+ Zn Zn Cu Cu H+ Zn Zn Cu Cu H+ H+ H+

A Zinc atom loses an electron... Zn Zn H+ H+ Cu Cu H+ Zn Zn Cu Cu H+ Zn Zn Cu Cu H+ H+ H+ step 1

A Zinc atom loses an electron... e- Zn Zn+ H+ H+ Cu Cu H+ Zn Zn Cu Cu H+ Zn Zn Cu Cu H+ H+ H+ step 1

A Zinc atom loses an electron... e- Zn Zn+ H+ H+ Cu Cu H+ Zn Zn Cu Cu H+ Zn Zn Cu Cu H+ H+ H+ step 1

A Zinc atom loses an electron… e- Zn Zn+ H+ H+ Cu Cu H+ Zn Zn Cu Cu H+ Zn Zn Cu Cu H+ H+ H+ step 1

…giving the Zinc a positive charge e- Zn Zn+ H+ H+ Cu Cu H+ Zn Zn Cu Cu H+ Zn Zn Cu Cu H+ H+ H+ step 1

e- Zn Zn+ H+ H+ Cu Cu H+ Zn Zn Cu Cu H+ Zn Zn Cu Cu H+ H+ H+

A positive Zinc ion dissolves in the water... e- Zn H+ Zn+ H+ Cu Cu H+ Zn Zn Cu Cu H+ Zn Zn Cu Cu H+ H+ H+ step 2

A positive Zinc ion dissolves in the water... e- Zn H+ H+ Cu Cu Zn+ H+ Zn Zn Cu Cu H+ Zn Zn Cu Cu H+ H+ H+ step 2

A positive Zinc ion dissolves in the water… e- Zn H+ H+ Cu Cu Zn+ H+ Zn Zn Cu Cu H+ Zn Zn Cu Cu H+ H+ H+ step 2

A positive Zinc ion dissolves in the water… e- Zn H+ H+ Cu Cu H+ Zn+ Zn Zn Cu Cu H+ Zn Zn Cu Cu H+ H+ H+ step 2

e- …making the Zinc neutral again Zn H+ H+ Cu Cu H+ Zn+ Zn Zn Cu Cu H+ Zn Zn Cu Cu H+ H+ H+ step 2

e- Zn H+ H+ Cu Cu H+ Zn+ Zn Zn Cu Cu H+ Zn Zn Cu Cu H+ H+ H+

The electron flows through the wire toward the Copper... e- Zn H+ H+ Cu Cu H+ Zn+ Zn Zn Cu Cu H+ Zn Zn Cu Cu H+ H+ H+ step 3

The electron flows through the wire toward the Copper... e- e- Zn+ H+ H+ Cu Cu H+ Zn+ Zn Zn Cu Cu H+ Zn Zn Cu Cu H+ H+ H+ step 3

The electron flows through the wire toward the Copper... e- e- Zn+ H+ H+ Cu Cu H+ Zn+ Zn Zn Cu Cu H+ Zn Zn Cu Cu H+ H+ H+ step 3

The electron flows through the wire toward the Copper... e- e- Zn+ H+ H+ Cu Cu H+ Zn+ Zn Zn Cu Cu H+ Zn Zn Cu Cu H+ H+ H+ step 3

The electron flows through the wire toward the Copper... e- e- H+ Zn+ H+ Cu Cu H+ Zn+ Zn Zn Cu Cu H+ Zn Zn Cu Cu H+ H+ H+ step 3

The electron flows through the wire toward the Copper... e- e- H+ H+ Cu Cu Zn+ H+ Zn+ Zn Zn Cu Cu H+ Zn Zn Cu Cu H+ H+ H+ step 3

e- e- H+ Zn+ H+ Cu Cu H+ Zn+ Zn Zn Cu Cu H+ Zn Zn Cu Cu H+ H+ H+ step 3

e- e- Zn+ H+ H+ Cu Cu H+ Zn+ Zn Zn Cu Cu H+ Zn Zn Cu Cu H+ H+ H+ step 3

...giving the Copper a negative charge e- e- Zn+ H+ H+ Cu Cu H+ Zn+ Zn Zn Cu Cu H+ Zn Zn Cu Cu H+ H+ H+ step 3

The electron Is picked up by a positive Hydrogen ion… e- e- Zn+ H+ H+ Cu Cu H+ Zn+ Zn Zn Cu Cu H+ Zn Zn Cu Cu H+ H+ H+ step 4

The electron Is picked up by a positive Hydrogen ion… e- e- Zn+ H+ H+ Cu Cu H+ e- Zn+ Zn+ Zn Cu Cu H+ Zn Zn Cu Cu H+ H+ H+ step 4

e- ...making the Copper neutral again… Zn+ H H+ Cu Cu e- H+ Zn+ Zn+ Zn Cu Cu H+ Zn Zn Cu Cu H+ H+ H+ step 4

…and forming Hydrogen gas which bubbles away e- e- H Zn+ H+ Cu Cu H+ Zn+ Zn Cu Cu Zn+ H+ Zn Zn Cu Cu H+ H+ H+ step 4

…and forming Hydrogen gas which bubbles away e- e- H Zn+ H+ Cu Cu H+ Zn+ Zn Cu Cu Zn+ H+ Zn Zn Cu Cu H+ H+ H+ step 4

…and forming Hydrogen gas which bubbles away e- e- H Zn+ H+ Cu Cu H+ Zn+ Zn Cu Cu Zn+ H+ Zn Zn Cu Cu H+ H+ H+ step 4

…and forming Hydrogen gas which bubbles away e- e- H Zn+ H+ Cu Cu H+ Zn+ Zn Cu Cu Zn+ H+ Zn Zn Cu Cu H+ H+ H+ step 4

…and forming Hydrogen gas which bubbles away e- e- H Zn+ H+ Cu Cu H+ Zn+ Zn Cu Cu Zn+ H+ Zn Zn Cu Cu H+ H+ H+ step 4

e- H e- Zn+ H+ Cu Cu H+ Zn+ Zn Cu Cu Zn+ H+ Zn Zn Cu Cu H+ H+ H+

e- H e- Zn+ H+ Cu Cu H+ Zn+ Zn Cu Cu Zn+ H+ Zn Zn Cu Cu H+ H+ H+

H e- e- Zn+ H+ Cu Cu H+ Zn+ Zn Cu Cu Zn+ H+ Zn Zn Cu Cu H+ H+ H+

H e- e- Zn+ H+ Cu Cu H+ e- Zn+ Zn+ Cu Cu Zn+ H+ Zn Zn Cu Cu H+ H+ H+

H e- Zn+ e- H+ Cu Cu e- H+ Zn+ Cu Cu Zn+ Zn+ H+ Zn Zn Cu Cu H+ H+ H+

H e- Zn+ e- e- H+ Cu Cu H+ Zn+ Cu Cu Zn+ Zn+ H+ Zn Zn Cu Cu H+ H+ H+

H e- e- Zn+ H Cu Cu H+ Zn+ Cu Cu Zn+ Zn+ H+ Zn Zn Cu Cu H+ H+ H+

H e- e- H Zn+ Cu Cu H+ Zn+ Cu Cu Zn+ Zn+ H+ Zn Zn Cu Cu H+ H+ H+

H e- e- H Zn+ Cu Cu H+ Zn+ Cu Cu Zn+ H+ Zn+ Zn Zn Cu Cu H+ H+ H+

H e- e- H Zn+ Cu Cu H+ Zn+ Cu Cu Zn+ H+ Zn+ Zn Zn Cu Cu H+ H+ H+

H e- e- H Zn+ Cu Cu H+ Zn+ Cu Cu Zn+ H+ Zn Zn Zn+ Cu Cu H+ H+ H+

H e- H e- Zn+ Cu Cu H+ Zn+ Cu Cu Zn+ H+ Zn Zn Cu Cu H+ Zn+ H+ H+

H e- H e- Zn+ Cu Cu H+ Zn+ Cu Cu Zn+ H+ Zn Zn Cu Cu H+ Zn+ H+ H+

H e- H e- Zn+ Cu Cu H+ Zn+ Cu Cu Zn+ H+ H+ Zn Zn Cu Cu Zn+ H+ H+

H e- H e- Zn+ Cu Cu H+ Zn+ Cu Cu H+ Zn+ H+ Zn Zn Cu Cu Zn+ H+ H+

H e- H Zn+ e- Cu Cu H+ Zn+ Cu Cu H+ Zn+ H+ Zn Zn Cu Cu Zn+ H+ H+

H H e- Zn+ Cu Cu e- H+ H+ Zn+ Cu Cu Zn+ H+ e- Zn+ Zn Cu Cu Zn+ H+ H+

H H e- Zn+ Cu Cu e- H+ H+ Zn+ Cu Cu e- Zn+ H+ Zn Cu Cu Zn+ Zn+ H+ H+

H H e- Zn+ Cu Cu H+ H Zn+ Cu Cu e- Zn+ H+ Zn Cu Cu Zn+ Zn+ H+ H+

H H e- Zn+ Cu Cu H e- H+ Zn+ Cu Cu Zn+ H+ Zn Cu Cu Zn+ H+ H+ Zn+

H H e- Zn+ H e- Cu Cu H+ Zn+ Cu Cu Zn+ H+ Zn Cu Cu Zn+ H+ H+ Zn+

H H e- H e- Zn+ Cu Cu H+ Zn+ Cu Cu Zn+ H+ Zn Cu Cu Zn+ H+ H+ Zn+

H H e- H e- Zn+ Cu Cu H+ Zn+ Cu Cu Zn+ H+ Zn Cu Cu Zn+ H+ H+ Zn+

H H e- H e- Zn+ Cu Cu H+ Zn+ Cu Cu Zn+ H+ Zn Cu Cu Zn+ H+ H+ Zn+

H H H e- e- Zn+ Cu Cu H+ Zn+ Cu Cu Zn+ H+ Zn Cu Cu Zn+ H+ H+ Zn+

H H H e- e- Zn+ Cu Cu H+ Zn+ Cu Cu Zn+ H+ Zn Cu Cu Zn+ H+ H+ Zn+

H H H e- e- Zn+ Cu Cu H+ Zn+ Cu Cu H+ Zn+ Zn Cu Cu Zn+ H+ H+ Zn+

H H H e- e- Zn+ Cu Cu H+ Zn+ H+ Cu Cu Zn+ Zn Cu Cu Zn+ H+ H+ Zn+

H H H e- e- Zn+ Cu Cu H+ H+ Zn+ Cu Cu Zn+ Zn Cu Cu Zn+ H+ H+ Zn+

H H H e- Zn+ Cu Cu e- H+ H+ Zn+ Cu Cu Zn+ Zn Cu Cu Zn+ H+ H+ Zn+

H H H e- Zn+ Cu Cu e- H+ H+ Zn+ Cu Cu Zn+ Zn Cu Cu Zn+ H+ H+ Zn+

H H H e- Zn+ Cu Cu H H+ Zn+ Cu Cu Zn+ Zn Cu Cu Zn+ H+ H+ Zn+

H H H e- Zn+ H Cu Cu H+ Zn+ Cu Cu Zn+ e- Zn+ Cu Cu Zn+ H+ H+ Zn+

H H H e- H Zn+ Cu Cu H+ Zn+ Cu Cu e- Zn+ Zn+ Cu Cu Zn+ H+ H+ Zn+

H H H e- H Zn+ Cu Cu H+ e- Zn+ Cu Cu Zn+ Zn+ Cu Cu Zn+ H+ H+ Zn+

H H H e- H Zn+ Cu Cu e- H+ Zn+ Cu Cu Zn+ Zn+ Cu Cu Zn+ H+ H+ Zn+

H H H e- H Zn+ e- Cu Cu H+ Zn+ Cu Cu Zn+ Zn+ Cu Cu Zn+ H+ H+ Zn+

H H H e- H e- Zn+ Cu Cu Zn+ H+ Cu Cu Zn+ Zn+ Cu Cu Zn+ H+ H+ Zn+

H H H e- H e- Zn+ Cu Cu Zn+ H+ Cu Cu Zn+ Zn+ Cu Cu H+ H+ Zn+ Zn+

H H H H e- e- Zn+ Cu Cu Zn+ H+ Cu Cu Zn+ Zn+ Cu Cu H+ H+ Zn+ Zn+

H H H H e- e- Zn+ Cu Cu Zn+ H+ Cu Cu Zn+ Zn+ Cu Cu H+ H+ Zn+ Zn+

H H H H e- e- Zn+ Cu Cu Zn+ H+ Cu Cu Zn+ Zn+ Cu Cu H+ H+ Zn+ Zn+

H H H H e- e- Zn+ Cu Cu Zn+ H+ Cu Cu Zn+ Zn+ Cu Cu H+ H+ Zn+ Zn+

H H H H e- e- Zn+ Cu Cu Zn+ H+ Cu Cu Zn+ Zn+ H+ Cu Cu H+ Zn+ Zn+

H H H H e- Zn+ e- Cu Cu Zn+ H+ Cu Cu Zn+ Zn+ H+ Cu Cu H+ Zn+ Zn+

H H H H e- Zn+ Cu Cu Zn+ e- H+ Cu Cu H+ Zn+ Zn+ Cu Cu H+ Zn+ Zn+

H H H H e- Zn+ Cu Cu Zn+ e- H+ H+ Cu Cu Zn+ Zn+ Cu Cu H+ Zn+ Zn+

H H H H e- Zn+ Cu Cu Zn+ e- H+ H+ Cu Cu Zn+ Zn+ Cu Cu H+ Zn+ Zn+

H H H H e- Zn+ Cu Cu Zn+ H+ H Cu Cu Zn+ Zn+ Cu Cu H+ Zn+ Zn+

H H H H e- Zn+ Cu Cu Zn+ H H+ Cu Cu Zn+ Zn+ Cu Cu H+ Zn+ Zn+

H H H H e- H Zn+ Cu Cu Zn+ H+ Cu Cu Zn+ Zn+ Cu Cu H+ Zn+ Zn+

H H H H e- H Zn+ Cu Cu Zn+ H+ Cu Cu Zn+ Zn+ Cu Cu H+ Zn+ Zn+

H H H H e- H Zn+ Cu Cu Zn+ H+ Cu Cu Zn+ Zn+ Cu Cu H+ Zn+ Zn+

H H H H e- H Zn+ Cu Cu Zn+ H+ Cu Cu Zn+ Zn+ Cu Cu H+ Zn+ Zn+

H H H H H e- Zn+ Cu Cu Zn+ H+ Cu Cu Zn+ Zn+ Cu Cu H+ Zn+ Zn+

H H H H H e- Zn+ Cu Cu Zn+ H+ Cu Cu Zn+ Zn+ Cu Cu H+ Zn+ Zn+

H H H H H e- Zn+ Cu Cu Zn+ H+ Cu Cu Zn+ Zn+ Cu Cu H+ Zn+ Zn+

H H H H H Zn+ e- Cu Cu Zn+ H+ Cu Cu Zn+ Zn+ Cu Cu H+ Zn+ Zn+

H H H H H Zn+ Cu Cu Zn+ e- H+ Cu Cu Zn+ Zn+ Cu Cu H+ Zn+ Zn+

H H H H H Zn+ Cu Cu Zn+ H+ Cu e- Cu Zn+ Zn+ Cu Cu H+ Zn+ Zn+

H H H H H Zn+ Cu Cu Zn+ H+ Cu Cu Zn+ e- Zn+ H+ Cu Cu Zn+ Zn+

H H H H H Zn+ Cu Cu Zn+ H+ Cu Cu Zn+ Zn+ H+ e- Cu Cu Zn+ Zn+

H H H H H Zn+ Cu Cu Zn+ H+ Cu Cu Zn+ e- Zn+ H+ Cu Cu Zn+ Zn+

H H H H H Zn+ Cu Cu Zn+ H+ Cu Cu Zn+ Zn+ H Cu Cu Zn+ Zn+

H H H H H Zn+ Cu Cu Zn+ H+ Cu Cu H Zn+ Zn+ Cu Cu Zn+ Zn+

H H H H H Zn+ Cu Cu Zn+ H+ H Cu Cu Zn+ Zn+ Cu Cu Zn+ Zn+

H H H H H Zn+ Cu Cu Zn+ H H+ Cu Cu Zn+ Zn+ Cu Cu Zn+ Zn+

H H H H H Zn+ H Cu Cu Zn+ H+ Cu Cu Zn+ Zn+ Cu Cu Zn+ Zn+

H H H H H H Zn+ Cu Cu Zn+ H+ Cu Cu Zn+ Zn+ Cu Cu Zn+ Zn+

H H H H H H Zn+ Cu Cu Zn+ H+ Cu Cu Zn+ Zn+ Cu Cu Zn+ Zn+

H H H H H H Zn+ Cu Cu Zn+ H+ Cu Cu Zn+ Zn+ Cu Cu Zn+ Zn+

H H H H H H Zn+ Cu Cu Zn+ H+ Cu Cu Zn+ Zn+ Cu Cu Zn+ Zn+

H H H H H H Zn+ Cu Cu Zn+ H+ Cu Cu Zn+ Zn+ Cu Cu Zn+ Zn+

H H H H H H Zn+ Cu Cu Zn+ H+ Cu Cu Zn+ Zn+ Cu Cu Zn+ Zn+

H H H H H H Zn+ Cu Cu Zn+ H+ Cu Cu Zn+ Zn+ Cu Cu Zn+ Zn+

H H H H H H Zn+ Cu Cu Zn+ H+ Cu Cu Zn+ Zn+ Cu Cu Zn+ Zn+

H H H H H H Zn+ Cu Cu Zn+ H+ Cu Cu Zn+ Zn+ Cu Cu Zn+ Zn+

H H H H H H Zn+ Cu Cu Zn+ H+ Cu Cu Zn+ Zn+ Cu Cu Zn+ Zn+

H H H H H H Zn+ Cu Cu Zn+ H+ Cu Cu Zn+ Zn+ Cu Cu Zn+ Zn+

H H H H H H Zn+ Cu Cu Zn+ H+ Cu Cu Zn+ Zn+ Cu Cu Zn+ Zn+

H H H H H H Zn+ Cu Cu Zn+ H+ Cu Cu Zn+ Zn+ Cu Cu Zn+ Zn+

H H H H H H Zn+ Cu Cu Zn+ H+ Cu Cu Zn+ Zn+ Cu Cu Zn+ Zn+