Ch. 8 L. 3 Salts

Salts have metallic and nonmetallic elements. Which of these elements has positive charges?

• metallic

• nonmetallic

Salts have metallic and nonmetallic elements. Which of these elements has negative charges?

• metallic

• nonmetallic

Charges keep a salt ___________.

• together

• separate

Salt can conduct electricity.

• True

• False

Which two things can be used to form salts?

• charges and pH

• bases and pH

• acids and pH

• acids and bases

Salt and water is formed when there is a chemically reaction between which two?

• acids and pH

• bases and acids

• pH and bases

• charges and pH

What is formed when neutralization occurs?

• acid

• water

• base

• pH

Look at the pH scale. What is the main use of bases, the ones with the higher pH number?

• to eat

• to clean

Why is salt added to icy roads before people start driving?

• to raise the freezing point so ice gets harder

• to lower the freezing point so the ice melts faster

Bases have a pH level between what range?

• 7 and 14

• 0 and 7

• 3 and 8

• 0 and 14