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1. In the first experiment explained which are the two metals that compete for the nitrate?
2. The photographic film consists of a layer of ___ or ___

3. What is the man doing in the second experiment?

4. How can you see the silver nanoparticles in the glass containor better? Why?

5. What do you need to start the second experiment?

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Electronic configuration: [Kr] 4d105s1

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Silver conducts electricity and heat. It has the highest electrical and thermal conductivity of any metal

Is a relatively soft, shiny metal

Density: 10,5 - it’s a dense metal

White color, very ductile and malleable

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Photograpy: in the black part of the photographic films

Silver has antibacterial properties and silver nanoparticles are used in clothing to prevent bacteria from digesting sweat and forming unpleasant odours. Silver threads are woven into the fingertips of gloves so that they can be used with touchscreen phones.

Make magnets in the second world war

Jewellery and silver tableware

Silver is used to make mirrors, as it is the best reflector of visible light known,

It is also used in dental alloys, solder and brazing alloys, electrical contacts and batteries

Electrical industry

Medicine: silver nitrate used to remove warts

Pannels for solar energy

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Silver is one of the few metallic elements that occurs naturally as the metal in nature, so that means that you can find it in the nature itself. That fact allowed humans to discover it thousands of years ago, but we don't exactly know the discoverer.

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Classification: Group 11, period 5
Number of protons: 47
Number of electrons: 47
Number of neutrons: 61
Melting point: 961,78 ºC
Boiling point: 2162 ºC

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Element's symbol: Ag

Element's name: Silver

Atomic number: 47
Atomic mass: 107,8682 UMA
Normal phase: Solid

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This is a sort video with interesting information abaout this element.

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Silver Video - The Periodic Table of Videos - University of Nottingham

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A short film about the chemistry of Silver, presented by The Periodic Table of Videos.