Question 1

Which of the following molecules is most likely to exhibit hydrogen bonding as its major intermolecular force?

Accepted Answer

Methanol ($$\mathrm{CH_3OH})$$

Question 2

Which of the following statements best describes a saturated hydrocarbon?

Accepted Answer

A compound containing only single bonds between carbon atoms.

Question 3

Which of the following compounds is classified as a secondary alcohol?

Accepted Answer

2-Propanol ($$\mathrm{CH_3CHOHCH_3})$$

Question 4

Which of the following best describes the geometry around the central carbon atom in methane ($$\mathrm{CH_4$}$$)?

Accepted Answer

Tetrahedral

Question 5

Which of the following compounds is most soluble in water?

Accepted Answer

Ethanol ($$\mathrm{CH_3CH_2OH})$$

Question 6

Which of the following is the correct IUPAC name for the compound with the structure $$\mathrm{CH_3CH_2CH_2CH_2Br}$$?

Accepted Answer

1-Bromobutane

Question 7

A compound with the formula $$\mathrm{C_4H_{10}} is $$most likely to be which of the following at room temperature (25°C)?

Accepted Answer

Gas

Question 8

Which of the following is the correct product of the complete combustion of ethene ($$\mathrm{C_2H_4}$$)?

Accepted Answer

$$\mathrm{2CO_2 + 2H_2O}$$

Question 9

Which of the following best describes the difference between a cis-alkene and a trans-alkene?

Accepted Answer

In a cis-alkene, the substituents are on the same side of the double bond; in a trans-alkene, they are on opposite sides.

Question 10

Which of the following is a correct application of Markovnikov’s rule in the addition of HBr to propene ($$\mathrm{CH_3CH=CH_2$}$$)?

Accepted Answer

The Br atom attaches to the more substituted carbon of the double bond.

Question 11

Which of the following is the correct IUPAC name for the compound commonly known as toluene?

Accepted Answer

Methylbenzene

Question 12

Which of the following is a primary carbon atom?

Accepted Answer

A carbon atom bonded to only one other carbon atom.

Question 13

Which of the following is the correct ortho, meta, and para relationship for substituents on a benzene ring?

Accepted Answer

Ortho: 1,2-; Meta: 1,3-; Para: 1,4-

Question 14

Which of the following is the correct product when 2-butanol is oxidized with $$\mathrm{$$KMnO_4$$}$$?

Accepted Answer

Butanone ($$\mathrm{CH_3COCH_2CH_3})$$

Question 15

Which of the following best explains why ethanol is more soluble in water than hexanol?

Accepted Answer

Ethanol has a shorter nonpolar hydrocarbon chain, allowing better hydrogen bonding with water.

Question 16

Which of the following is the correct IUPAC name for the compound $$\mathrm{CH_2$=CHCH_2CH_3}$$?

Accepted Answer

1-Butene

Question 17

Which of the following is a correct example of a dehydration reaction of an alcohol, following Zaitsev’s rule?

Accepted Answer

When 2-butanol is dehydrated, the major product is 2-butene.

Question 18

Which of the following is a correct IUPAC name for a simple ether?

Accepted Answer

Methoxyethane

Question 19

Which of the following best describes the major intermolecular force present in hexane ($$\mathrm{C_6H_{14}}$$)?

Accepted Answer

London dispersion forces

Question 20

Which of the following is the correct classification for the compound $$\mathrm{CH_3CH_2SH}$$?

Accepted Answer

Ethanethiol (a thiol)

Exam 1 Study Guide: GOB Chemistry – Molecular Structure, Intermolecular Forces, and Introduction to Organic Chemistry

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