Question

CuCI2--Cu(OH)2--CuO--CuSO4--BaSO4

Answer 1

CuCl2+2KOH --- Cu(OH)2+2KCl

Cu(OH)2 --- CuO+H2O

CuO+H2So4 --- CuSo4+H2O

CuSo4+Ba(OH)2 --- BaSo4+Cu(OH)2

Answer 2

The sequence you provided represents a series of chemical reactions involving copper (Cu) and barium sulfate (BaSO4). Let's go through each step:

1. CuCl2 (Copper(II) chloride) --> Cu(OH)2 (Copper(II) hydroxide) In this step, Copper(II) chloride (CuCl2) reacts with a base (e.g., sodium hydroxide, NaOH) to form Copper(II) hydroxide (Cu(OH)2) and sodium chloride (NaCl) as a byproduct:

CuCl2 + 2 NaOH → Cu(OH)2 + 2 NaCl

2. Cu(OH)2 (Copper(II) hydroxide) --> CuO (Copper(II) oxide) Copper(II) hydroxide (Cu(OH)2) can undergo a dehydration reaction to form Copper(II) oxide (CuO) and water (H2O):

Cu(OH)2 → CuO + H2O

3. CuO (Copper(II) oxide) --> CuSO4 (Copper(II) sulfate) Copper(II) oxide (CuO) reacts with sulfuric acid (H2SO4) to form Copper(II) sulfate (CuSO4) and water (H2O):

CuO + H2SO4 → CuSO4 + H2O

4. CuSO4 (Copper(II) sulfate) + BaSO4 (Barium sulfate) In this step, Copper(II) sulfate (CuSO4) and Barium sulfate (BaSO4) react together, but you haven't specified the reaction conditions or products. Without additional information, it's not possible to predict the exact reaction that will occur between these two compounds.

Keep in mind that chemical reactions can be influenced by factors such as temperature, pressure, concentration, and catalysts. Additionally, the state (solid, liquid, gas, aqueous) of the reactants and products is essential for a complete description of the reactions.

If you have a specific reaction in mind or more information about the conditions, please provide it, and I'll be happy to help you further!