Question

Будет ли Cu(OH)2 реагировать с P2O5, CuO, Al2O3, H3PO4, Ca(OH)2, Al(OH)3, K2SiO3, CaCO3, Cr2(SO4)3? По-моему, ни с одним из них Cu(OH)2 не будет реагировать, если же будет - напишите реакцию. Заранее спасибо!)

Answer 1

Reactivity of Cu(OH)2 with Various Compounds

Cu(OH)2, also known as copper(II) hydroxide, is a compound that can undergo various chemical reactions with other substances. Let's examine the reactivity of Cu(OH)2 with the compounds you mentioned:

1. P2O5 (phosphorus pentoxide): - Cu(OH)2 does not typically react with P2O5.

2. CuO (copper(II) oxide): - Cu(OH)2 can react with CuO to form copper(II) carbonate (CuCO3) and water (H2O): ``` Cu(OH)2 + CuO -> CuCO3 + H2O ```

3. Al2O3 (aluminum oxide): - Cu(OH)2 does not typically react with Al2O3.

4. H3PO4 (phosphoric acid): - Cu(OH)2 can react with H3PO4 to form copper(II) phosphate (Cu3(PO4)2) and water (H2O): ``` 3Cu(OH)2 + 2H3PO4 -> Cu3(PO4)2 + 6H2O ```

5. Ca(OH)2 (calcium hydroxide): - Cu(OH)2 can react with Ca(OH)2 to form calcium copper(II) hydroxide (CaCu(OH)4): ``` Cu(OH)2 + Ca(OH)2 -> CaCu(OH)4 ```

6. Al(OH)3 (aluminum hydroxide): - Cu(OH)2 does not typically react with Al(OH)3.

7. K2SiO3 (potassium silicate): - Cu(OH)2 does not typically react with K2SiO3.

8. CaCO3 (calcium carbonate): - Cu(OH)2 does not typically react with CaCO3.

9. Cr2(SO4)3 (chromium(III) sulfate): - Cu(OH)2 can react with Cr2(SO4)3 to form copper(II) sulfate (CuSO4) and chromium(III) hydroxide (Cr(OH)3): ``` 3Cu(OH)2 + Cr2(SO4)3 -> 3CuSO4 + 2Cr(OH)3 ```

Please note that while these reactions are possible, the actual reaction conditions (such as temperature, concentration, and presence of catalysts) may affect the reaction outcomes.