Making Salts

Question 1

What is the chemical formula for copper sulfate?

Answer 1

CuSO4

Question 2

True or False: Copper sulfate can be formed by the reaction of copper oxide and sulfuric acid.

Answer 2

True

Question 3

Fill in the blank: The process of making copper sulfate crystals typically involves _______ and evaporation.

Answer 3

dissolution

Question 4

What is the main starting material used to produce copper sulfate in the laboratory?

Answer 4

Copper(II) oxide or copper(II) carbonate

Question 5

Which method is commonly used to crystallize copper sulfate from a solution?

Answer 5

Cooling the saturheating the solution to remove excess wter

Question 6

Multiple Choice: What is the color of copper sulfate crystals?

Answer 6

Blue

Question 7

What is the role of water in the formation of copper sulfate crystals?

Answer 7

It acts as a solvent to dissolve the copper sulfate.

Question 8

True or False: Copper sulfate crystals can be formed without heating the solution.

Answer 8

True

Question 9

What is the effect of temperature on the solubility of copper sulfate?

Answer 9

Solubility increases with temperature.

Question 10

Name one application of copper sulfate in industry.

Answer 10

Used as a fungicide or in electroplating.