Acid - Base Review

Scale that measures how acidic or basic something is.

• aH

• bH

• pH

• Hp

Which is NOT a property of acids?

• slippery

• pH below 7

• dissociate in water

• contain H¹⁺ ions

Which is NOT a property of bases?

• caustic

• corrosive

• pH below 7

• bitter

What gas forms when an acid reacts with a metal?

• O₂

• H₂

• H

• CO₂

Which of these will produce CO₂ when reacted with an acid?

• Mg

• NaOH

• NaHCO₃

• H₂O

Tags

NGSS.MS-PS1-2

Which pH is considered neutral?

• 1
• 3
• 7
• 14

What is the purpose of an "indicator"?

• changes color if a chemical reaction occurs

• changes color if a physical change occurs

• changes color in the presence of an acid or base

• changes color when a salt dissolves in water

The table shows the pH of several solutions. Which solution has the greatest concentration (amount) of H⁺ ions?

• vinegar

• milk

• water

• bleach

Which of these will react with zinc to produce hydrogen gas?

• H₂SO₄

• NaOH

• H₂O

• KCl

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

Pollution causes the pH of rain water fall below 5. What is such type of rain called?

• acid rain

• polluted rain

• low pH rain

• alkaline rain