Question

CuO - CuCl2 - Cu(OH) 2 - CuO - CuSO4​

Answer 1

1)CuO+2HCl=CuCl2+H2O

2)CuCl2+2NaOH=Cu(OH)2+2NaCl

3)Cu(OH)2=CuO+H2O

4)CuO+H2SO4=CuSO4+H2O

Answer 2

Ответ:

2Cu+O2=2CuO

CuO+2HCl=CuCl2+H20

CuCl2+2NaOH=Cu(OH)2+2NaCl

Cu(OH)2=CuO+H2O

CuO+H2SO4=CuSO4+H2O

Answer 3

It seems like you've listed a series of chemical compounds containing copper (Cu) with different oxidation states and associated elements or ions. Let's break down each of these compounds:

1. CuO - Copper(II) Oxide: CuO is a black solid compound consisting of copper in its +2 oxidation state (Cu^2+) and oxygen (O^2-). It's commonly used as a pigment and in the manufacturing of ceramics and glass.

2. CuCl2 - Copper(II) Chloride: CuCl2 contains copper in its +2 oxidation state and chlorine ions (Cl^-). It's often used as a source of copper in chemical reactions and as a catalyst.

3. Cu(OH)2 - Copper(II) Hydroxide: Cu(OH)2 consists of copper in its +2 oxidation state and hydroxide ions (OH^-). It's a blue-green solid and is used in agriculture as a fungicide.

4. CuSO4 - Copper(II) Sulfate: CuSO4 contains copper in its +2 oxidation state and sulfate ions (SO4^2-). It's a common laboratory reagent, often used in educational demonstrations and as a fungicide in agriculture.

These compounds represent different forms of copper with varying oxidation states and chemical properties. If you have specific questions or need more information about any of these compounds or their applications, please feel free to ask!