Acids and Bases

An _______ acid is a substance with H in its formula that dissociates in water to yield H₃O⁺.

• Bronsted-Lowry

• Arrhenius

• Lewis

• Henry

HCl + H₂O ⇌ Cl^- + H₃O⁺

Based on this equation, Cl^- would be considered what?

• base

• conjugate acid

• conjugate base

• acid

NH₃ + H₂O ⇌ NH₄⁺ + OH^-

Based on this equation, H₂O would be considered what?

• conjugate base

• base

• conjugate acid

• acid

A _______ base is any species that donates an electron pair to form a bond

• Arrhenius

• Bronsted-Lowry

• Henry

• Lewis

NH₃ + H₂O ⇌ NH₄⁺ + OH^-

Based on this equation, NH₃ would be considered what?

• acid

• base

• conjugate acid

• conjugate base

A _______ acid is any species that donates an H⁺ ion, a proton donor.

• Bronsted-Lowry

• Henry

• Arrhenius

• Arrhenius

If HPO₄^2- is the acid, what is the conjugate base?

• H₃PO₄

• PO₄^2-

• H₂PO₄^-

• PO₄^3-

An _______ base is a substance with OH in its formula that dissociates in water to yield OH^-.

• Henry

• Lewis

• Bronsted-Lowry

• Arrhenius

HCl + H₂O ⇌ Cl^- + H₃O⁺

Based on this equation, H₃O⁺ would be considered what?

• conjugate acid

• base

• conjugate base

• acid

A _______ acid is any species that accepts an electron pair to form a bond

• Arrhenius

• Lewis

• Henry

• Bronsted-Lowry