Quizizz acid and base

pH less then 7

• acid

• base

• neutral

• none

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 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

Solutions that conduct electricity when dissolved in water ___.

• are called electrolytes

• are always salts

• can be covalent compounds

• are never acids or bases

Acids or bases that are "strong" __.

• always dissociate in water

• always have a high pH

• always have a high concentration

You have a solution that is a base. You want to lower the pH so you should ___.

• add a salt

• add an acid

• add more base

• wait until it evaporates