Understanding Models of Acids and Bases

Which of the following models describes acids as substances that produce hydrogen ions in water?

• Brønsted-Lowry Model

• Mendeleev Model

• Lewis Model

• Arrhenius Model

According to the Arrhenius model, what is formed when an acid reacts with a base?

• Carbon dioxide

• Ammonia

• Hydrogen gas

• Salt and water

In the Brønsted-Lowry model, what is a base defined as?

• Electron pair acceptor

• Electron pair donor

• Proton acceptor

• Proton donor

What is the conjugate base of HCl in the Brønsted-Lowry model?

• H3O+

• OH-

• Cl-

• H2O

If NH3 is a base in the Brønsted-Lowry model, what is its conjugate acid?

• NH2+

• NH4+

• NH2-

• NH3+

Which model describes acids as electron pair acceptors?

• Dalton Model

• Brønsted-Lowry Model

• Lewis Model

• Arrhenius Model

In the Lewis model, what role does water play when it donates an electron pair to sulfur trioxide?

• Lewis base

• Arrhenius base

• Brønsted-Lowry acid

• Lewis acid

What is formed when sulfur trioxide reacts with water according to the Lewis model?

• Sulfuric acid

• Hydrochloric acid

• Nitric acid

• Acetic acid

Which of the following is NOT a characteristic of the Lewis model?

• Acids are proton donors

• Bases are electron pair donors

• It explains the formation of acid rain

• Acids are electron pair acceptors

In the reaction between H+ and H2O to form H3O+, which is the Lewis base?

• H3O+

• None of the above

• H2O

• H+