Acids/Bases Review

Which of the following correctly describes an ACID?

• feels slippery

• contains a hydroxide ion(OH^-)

• has a bitter taste

• forms hydrogen ions when dissolved in water (H⁺)

Which of the following correctly describes a BASE?

• tastes sour

• feels slippery

• formula starts with H

• forms hydrogen ions when dissolved in water

What happens when an acid and a base are mixed together?

• they explode

• nothing will happen

• a salt & water are formed

• a weaker base & stronger acid are formed

Neutralization is a reaction between a(n)

• acid and a base

• acid and a metal

• base and a salt

• salt and water

On the pH scale, which number indicates neutral?

• 0

• 1

• 7

• 14

Solutions with a pH greater than 7 are called_________.

• acids

• bases

• indicators

• neutral

Strong bases contain:

• -OH

• Hydrogen

• Halogens

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

• Bubble
• Form a new substance
• Change color
• Stay the same color

Tags

NGSS.MS-PS1-2

Which of the following formulas is a BASE?

• HCl

• H₂SO₄

• NaOH

• HNO₃

Which of the following formulas is an ACID?

• Ca(OH)₂

• KOH

• NH₄OH

• HCl