Acids and Bases Neutralization

An indicator will ______________ when it is in contact with an acid or base

• Bubble

• Form a new substance

• Change color

• Stay the same color

Calcium carbonate is a(n)...

• Acid

• Base

• Neither

Ocean water is only slightly basic. What might its pH value be?

• 5

• 8

• 12

• 2

The strongest bases have pH values close to

• 0

• 14

• 7

• 5

As the number of hydrogen ions (H⁺) decreases, the pH ___________.

• increases

• decreases

• stays the same

What is the pH of water?

• 11

• 4

• 7

What is the formula for phosphorous acid?

• H₃PO₄

• H₂PO₄

• H₃P

• H₃PO₃

What is the formula for nitric acid?

• HNO₂

• HNO₃

• HNO₄

• H₂NO₃

Name this acid with the formula HF

• hydrofluoric acid

• hypofluoric acid

• hydrogen fluorine acid

• fluoric acid

What is the formula for hydrochloric acid?

• HCl

• HClO

• H₃ClO₃

• HClO₃

Tags

NGSS.MS-PS1-1