ACID/BASE Chemistry

Donate protons (H+)

• ACID

• BASE

• NEITHER

Taste Bitter; Litmus paper Blue; Feels Slippery

• Acids

• Bases

• Neutral

Tags

NGSS.MS-PS1-2

Acid + base --> ?

• salt + hydrogen gas + water
• salt + carbon dioxide + water
• salt + water
• salt only

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

turns blue litmus paper red

• acid
• base

Tags

NGSS.MS-PS1-2

Holly has an unknown substance in a beaker. She wants to determine the relative pH of the unknown substance. She places a piece of blue litmus paper into the substance, and the litmus paper stays blue.
The substance in the beaker

• is a base.
• has a neutral pH.
  
• is an acid.
• does not have a pH.

H₂SO₄

• Acid

• Base

• Salt

What formula represents a hydroxide ion?

• H2O

• NH4

• OH

• HCO3

An acidic solution could have a pH of?

• 7

• 10

• 3

• 14

Of the solution below which one would turn pink with phenophthalein?

• CO2

• Ca(OH)2

• HC2H3O2

• HNO3

Tags

NGSS.HS-PS1-2

Which salt would be produced when H2SO3 reacts with CaOH?

• CaH2

• CaS

• CaO

• CaSO3

Tags

NGSS.HS-PS1-2