Acids and Bases Quiz

Which of the following is a characteristic of an acid?

• Dissolves metal

• Proton acceptor

• Breaks apart fats

• Break apart into OH⁻ ions

What is the pH range of an acidic solution?

• pH less than 7

• pH equal to 7

• pH greater than 7

• pH equal to 14

Which of the following is a base?

• Proton acceptor

• Donates protons

• Breaks apart into H⁺ ions

• Hydronium ions equal hydroxide ions

What is the formula for Hydrofluoric acid?

• HF

• HCl

• HBr

• HI

If [H₃O⁺] = 1.2 x 10⁻², what is the pH?

• 1.92

• 2.92

• 3.92

• 4.92

Label the following as a strong or weak acid/base: "Fully dissociates in water."

• Strong acid/base

• Weak acid/base

• Neutral

• Amphoteric

What is the product of the neutralization reaction: H₃PO₄(aq) + NaOH(aq) → ?

• Na₃PO₄ + H₂O

• H₂PO₄ + Na₂O

• NaH₂PO₄ + H₂O

• NaPO₄ + H₂

Moving from pH 3 to 4 on the pH scale represents a _______-fold difference in hydronium ions.

• 10

• 2

• 100

• 1

In the reaction 2Ca(s) + O₂(g) → 2CaO(s), which element is oxidized?

• Ca

• O₂

• CaO

• None

In the reaction CuCl₂(aq) + Na(s) → NaCl(aq) + Cu(s), which element is reduced?

• Cu

• Na

• Cl

• None

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2