Warm-up: Acids an Bases (Conjugates, Amphoteric, & Strengths)

Which of the following is a strong acid?

• HCl

• HC2H3O2

• H2S

• H2O

Which of the following is the stronger base?

• NaOH

• NH3

What is a conjugate acid?

• An acid that has donated a proton

• An acid that has accepted a proton

• The species formed when a base accepts a proton

• The species formed when an acid donates a proton

What is the conjugate base of HCl?

• H2O

• Cl−

• H3O+

• H2Cl+

When H2SO4 acts as an acid, what is its conjugate base?

• HSO4−

• SO42−

• H2SO4

• OH−

Which of the following is the conjugate acid of NH₃?

• NH₂⁻

• NH₄⁺

• NH₃

• OH⁻

In a neutralization reaction between an acid and a base, what is formed?

• A salt and water

• A conjugate acid and a conjugate base

• A strong acid and a strong base

• Only water

What is the conjugate base of H₃O⁺?

• OH⁻

• H₂O

• H₃O⁺

• O²⁻

Which of the following is the conjugate acid of CH₃COO⁻?

• H₂O

• CH₃COOH

• CH₄

• CH₃COO⁻

Which of the following is an example of an amphoteric substance?

• HCl

• H₂O