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Esperimento
Saggio alla fiamma
Materiale Utilizzato :
-Asta con fila Niche
-Provette
-Vetrino di Orologio
Sostante Chimiche :
-Sali di Sodio, Potassio, Litio, Bario, Stronzio, Rame e
Acido Cloritrico
Sostante Chimiche :
-Sali di Sodio, Potassio, Litio, Bario, Stronzio, Rame e
Acido Cloritrico
Procedimento :
Per prima cosa bisogna accendere il bunzer,
dopodichè aprire la laghiera per ottenere la fiamma
ossidante e successivamente in una provetta versiamo
qualche goccie di Cloruro di Idrogeno. Una volta fatto,
possiamo passare allo step successivo cioè prima
puliamo il filo di Nikel, poi lo immergiamo nella
soluzione e una volta messo il tutto sulla fiamma
ossidante a seconda del materiale che si deciderà di
utilizzare esso cambierà il colore!
Esempi di colori tra la varie sostanze sulla fiamma :
Litio : Rosso
Potassio : Blu
Bario : Giallo
Sodio : Arancione
Finale :
Ogni elemento presente nei sali eliminati assorbe
energia dalla fiamma che viene agitato per poi tornare
allo stadio fondamentale mettendo l'energia assorbita
sotto forma di luce colorata. Il colore della fiamma
varia in base alla sostanza utilizzata.
Svolta da : David, Francesco, Mario, Christian e
Arthem.
Ringraziamenti: Prof. Morellato e Prof.Essa Ferrario
3°A : Rossetto Giulia, Riccardo Strusi, Mattia Schiena
5°B : Riccardo Cannucci, Serena Pistillo, Manuele
Sabatini
Ricerca di Chimica

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Ricerca di Chimica

  • 1. Esperimento Saggio alla fiamma Materiale Utilizzato : -Asta con fila Niche -Provette -Vetrino di Orologio Sostante Chimiche : -Sali di Sodio, Potassio, Litio, Bario, Stronzio, Rame e Acido Cloritrico Sostante Chimiche : -Sali di Sodio, Potassio, Litio, Bario, Stronzio, Rame e Acido Cloritrico Procedimento : Per prima cosa bisogna accendere il bunzer, dopodichè aprire la laghiera per ottenere la fiamma ossidante e successivamente in una provetta versiamo qualche goccie di Cloruro di Idrogeno. Una volta fatto,
  • 2. possiamo passare allo step successivo cioè prima puliamo il filo di Nikel, poi lo immergiamo nella soluzione e una volta messo il tutto sulla fiamma ossidante a seconda del materiale che si deciderà di utilizzare esso cambierà il colore! Esempi di colori tra la varie sostanze sulla fiamma : Litio : Rosso Potassio : Blu Bario : Giallo Sodio : Arancione Finale : Ogni elemento presente nei sali eliminati assorbe energia dalla fiamma che viene agitato per poi tornare allo stadio fondamentale mettendo l'energia assorbita sotto forma di luce colorata. Il colore della fiamma varia in base alla sostanza utilizzata. Svolta da : David, Francesco, Mario, Christian e Arthem. Ringraziamenti: Prof. Morellato e Prof.Essa Ferrario 3°A : Rossetto Giulia, Riccardo Strusi, Mattia Schiena 5°B : Riccardo Cannucci, Serena Pistillo, Manuele Sabatini