Сокращенное ионное уравнение Cu2+ + S2- = CuS соответствует схеме превращений 1) Cu + S -> CuS
2) CuO +H2S -> CuS + H2O
3) Cu(NO3)2 + Na2S -> CuS + NaNO3
4) Cu(OH)2 + H2SO4 -. CuS + H2O  
Please enter comments
Please enter your name.
Please enter the correct email address.
You must agree before submitting.

Copyright © 2024 SCHOLAR.TIPS - All rights reserved.