Quiz on Solvents and Acid-Base Behavior

What is the primary solvent discussed in the text that dominates solution chemistry on our planet?

• Ethanol

• Water

• Dimethylsulfoxide

• Acetone

Which type of solvent is characterized by having a high dielectric constant and is typically polar?

• Nonpolar solvents

• Polar protic solvents

• Ionic liquids

• Dipolar aprotic solvents

What is the main advantage of using ionic liquids as solvents?

• They are potentially recyclable and have low vapor pressures.

• They have high vapor pressures.

• They are highly volatile.

• They are inexpensive.

In the context of acid-base reactions, what does the Brønsted-Lowry theory define an acid as?

• An electron pair acceptor

• A Lewis base

• A proton donor

• A proton acceptor

Which of the following solvents is classified as a dipolar aprotic solvent?

• Water

• Acetonitrile

• Methanol

• Ammonia

What is the primary characteristic of polar protic solvents?

• They have low dielectric constants.

• They are nonpolar.

• They contain hydrogen bonds.

• They do not ionize.

Which of the following is a common application of the hard-soft acid-base (HSAB) concept?

• Identifying ionic compounds

• Calculating pH levels

• Predicting solubility patterns

• Determining molecular weights

What type of acid is sulfuric acid classified as in aqueous solution?

• Amphoteric acid

• Weak acid

• Strong acid

• Neutral acid

Which of the following oxides is considered an acidic oxide?

• Aluminum oxide

• Calcium oxide

• Magnesium oxide

• Silicon dioxide

What is the primary role of water in acid-base reactions according to the text?

• It acts as a base.

• It acts as a solvent.

• It acts as a catalyst.

• It acts as an acid.