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[74] Oxidul cupric

Date: April 22nd, 2007 | Comments : none | Categories: Colorants.
» » » » » 
Oxidul cupric
~~~~~~~~~~~~~
CuO
        Se obtine ca un praf incalzind cuprul in aer la rosu
                        Cu  +  1/2O2 ---> CuO  +  39,5 cal
        Se intrebuinteaza la colorarea sticlei si a emailurilor in verde si
albastru
 

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