$$M = \frac{\text{moles of solute}}{\text{volume of solution in liters}}$$

Question 1

Which of the following statements best explains why sodium chloride (NaCl) dissolves readily in water?

Accepted Answer

Water molecules surround Na+ and Cl- ions, stabilizing them through ion-dipole interactions.

Question 2

A solution has a pH of 3. What is the concentration of hydrogen ions $$[H^+] in $$the solution?

Accepted Answer

$$1 	imes 10$$^{-3}$$ M

Question 3

Which of the following is the correct IUPAC name for the compound CH$$_3CH$_2OH$$?

Accepted Answer

Ethanol

Question 4

Which of the following compounds is an example of a ketone?

Accepted Answer

CH$$_3$$COCH$$_3$$

Question 5

A buffer solution is made by mixing acetic acid and sodium acetate. Which equation best represents the equilibrium in this buffer?

Accepted Answer

$$CH_3COOH \rightleftharpoons CH_3COO^- + H^+$$

Question 6

Which of the following is the correct structure for benzene?

Accepted Answer

A six-membered ring with alternating single and double bonds

Question 7

Which of the following statements about isomers is correct?

Accepted Answer

Isomers have the same molecular formula but different structural formulas.

Question 8

Which of the following compounds will have the highest boiling point?

Accepted Answer

Ethanol ($$CH_3CH_2OH)$$

Question 9

Which of the following reactions is an example of a nucleophilic substitution?

Accepted Answer

$$CH_3Br + OH^- \rightarrow CH_3OH + Br^-$$

Question 10

Which of the following statements about aromatic compounds is true?

Accepted Answer

Aromatic compounds contain conjugated pi electrons in a cyclic structure.

Question 11

Which of the following is the correct formula for an amine?

Accepted Answer

$$R-NH_2$

Question 12

Which of the following best describes the Markovnikov rule in addition reactions?

Accepted Answer

The hydrogen atom adds to the carbon with the most hydrogens already attached.

Question 13

Which of the following is the correct order of acidity for the following compounds: acetic acid, ethanol, and ethane?

Accepted Answer

Acetic acid \u003e Ethanol \u003e Ethane

Question 14

Which of the following is a correct statement about the pH of a solution?

Accepted Answer

A solution with pH less than 7 is acidic.

Question 15

Which of the following is a tertiary alcohol?

Accepted Answer

2-methyl-2-propanol

Question 16

Which of the following is the correct formula for calculating the molarity of a solution?

Accepted Answer

$$M = \frac{	ext{moles of solute}}{	ext{volume of solution in liters}}$$

Question 17

Which of the following is a correct statement about the structure of carboxylic acids?

Accepted Answer

Carboxylic acids contain a $$-COOH$$ functional group.

Question 18

Which of the following is the correct formula for calculating pH?

Accepted Answer

$$pH = -\log_{10}[H^+]$$

Question 19

Which of the following is a correct statement about the solubility of salts in water?

Accepted Answer

Salts dissociate into ions when dissolved in water.

Question 20

Which of the following is the correct formula for an aldehyde?

Accepted Answer

$$R-CHO$$

General Chemistry Study Guide: Admissions Test Syllabus Overview

Study Guide - Practice Questions