Azufre: (Z=16) grupo 16 Sodio: (Z=11) grupo 1 Calcio: (Z=20) grupo 2 Fluor: (Z=9) grupo 17 a)- Realiza su configuración electrónica. b)- Indica cuál será su capa de valencia y cuántos electrones contiene. c)- Explica razonadamente cómo consigue cada elemento la configuración electrónica más estable.

is it a purebred? it looks more like a red nose, but it doesn't have the red could it be a staffordshire bull terrior? unsure if that's the right name for it sorry

c. because step up transformer steps up the input voltage i.e increases the input voltage  

the number of turns are greater on the secondary side of step up transformer  

transformer does not handle dc current

they it depends on if one believes about radioactivity, they make a geiger counter beep but maybe it was going to beep anyway electronics do wierd things all the time or it was programmed to beep near certain metals.