Foundries+2

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=QUESTION:=

**Alumiun : Miguel:what´s the atomic number of the aluminium:13**

**Beryllium : Paula Blanco:What are the names of the minerals I named before?:copper, aluminium , iron , cobalt and nickel**

**Brass : Andrea and Bea :--**

**Bronze : Carmen and Salomé:what is bronze?:Bronze is a metal alloy produced by blending copper and tin**

**Chromium : Irene:what porcentage of the alloy chromium have?:**

**Cobalt:Rogelio:2 application of cobalt :**

**Copper : Alejandra: Why is copperis used in wires ? : Because it´s a good conductor**

**Electro alloy Claudia and Paula J: why is gold so expensive? and what are the characteristics of silver? : Because of its hiper conducivity its rarity and its status of wealth**

**Gold : Alvaro : who´s the pharaoh I mentianated in the video? : Tutankamon **

**Iron : David : 5 objects of the video made of iron : Hammer, souvenir , fosil , kitchen utensiles , meteorite. **

**Lead : Guillermo : How many use of has lead? : **

**Mangnesium : Jazmin : We can find magnesium in the free metal form? In which form we can found?:Yes, in salts and hydroxides **

**Mercury : Javier : Where is mercury found and why is mercury liquid?: in china it´s liquid because **


 * Nichrome : Sara C: Why is the nichrome so expensive?  **


 * Nickel : Alberto : an object made up of stainless steel : whatches **


 * Nickel Silver : Yoan : What colour is the collier in this video? : **


 * Platinium : Carlos Pique : In wich country can you find platinum : north america, moscu , south africa . **


 * Silver : Irene P: Where does does silver come from? : **

**Steel : SLS : **** Tell me an example of steel?  : **


 * Tin : Tania : How many forms have tin ? Say the names : **

**<span style="font-family: arial,helvetica,clean,sans-serif;">Titanium : Carlos Acosta : what are the use of titanium : make walls, big buildings , in clocks , astronaut´s clothes , aeroplanes , submarines and in cars **

**<span style="font-family: arial,helvetica,clean,sans-serif;">Zync : Angel : what´s the atomic number of zync : 30 **