Question 1

Which experiment disproved the theory of vitalism by demonstrating that an organic compound could be synthesized from inorganic materials, and what was the compound formed?

Accepted Answer

Friedrich Wohler's experiment, forming urea ($$\mathrm{H_2NCONH_2})$$

Question 2

Which property of carbon allows it to form such a vast number of compounds compared to other elements?

Accepted Answer

It can form four covalent bonds and bond to itself in chains, branches, and rings

Question 3

Which of the following is the correct general formula for alkanes?

Accepted Answer

$$\mathrm{C_nH_{2n+2}}$$

Question 4

Which of the following statements best explains why isobutane and butane have different physical properties?

Accepted Answer

They are isomers with the same molecular formula but different structures

Question 5

What is the IUPAC name for the following compound: $$\mathrm{CH_3CH_2CH(CH_3$)CH_2CH_3}$$?

Accepted Answer

2-Methylpentane

Question 6

Which of the following best describes the geometry around each carbon atom in ethene ($$\mathrm{C_2H_4}$$)?

Accepted Answer

Trigonal planar

Question 7

Which reaction type is responsible for the conversion of vegetable oil (an unsaturated fat) into margarine (a saturated fat)?

Accepted Answer

Hydrogenation

Question 8

Which of the following functional groups is present in all alcohols?

Accepted Answer

—OH

Question 9

What is the main environmental concern associated with the combustion of hydrocarbon fuels?

Accepted Answer

Release of carbon dioxide, a greenhouse gas, contributing to climate change

Question 10

Which of the following best describes the difference between an aldehyde and a ketone?

Accepted Answer

Aldehydes have a carbonyl group bonded to at least one hydrogen; ketones have the carbonyl group bonded to two carbon atoms

Question 11

Which of the following is the correct IUPAC name for the compound with the structure $$\mathrm{CH_3CH_2COOH}$$?

Accepted Answer

Propanoic acid

Question 12

Which of the following statements about polymers is correct?

Accepted Answer

Polymers are long, chainlike molecules composed of repeating units called monomers

Question 13

Which of the following compounds is responsible for the smell of rotten fish?

Accepted Answer

Trimethylamine

Question 14

What is the product of the complete combustion of propane ($$\mathrm{C_3H_8}) in $$excess oxygen?

Accepted Answer

$$\mathrm{CO_2$}$$ and $$\mathrm{H_2O}$$

Question 15

Which of the following best describes an addition reaction involving ethene ($$\mathrm{C_2H_4}) $$and chlorine gas ($$\mathrm{Cl_2$}$$)?

Accepted Answer

Ethene reacts with chlorine to form 1,2-dichloroethane ($$\mathrm{C_2H_4Cl_2})$$

Question 16

Which of the following is a condensation polymer known for its use in bulletproof vests?

Accepted Answer

Kevlar

Question 17

Which of the following is the correct IUPAC name for the compound with the structure $$\mathrm{CH_3CH_2OCH_2CH_3}$$?

Accepted Answer

Diethyl ether

Question 18

Which of the following best describes the difference between a saturated and an unsaturated hydrocarbon?

Accepted Answer

Saturated hydrocarbons contain only single bonds; unsaturated hydrocarbons contain double or triple bonds

Question 19

Which of the following is the correct name for the compound $$\mathrm{CH_3COOCH_2CH_3}$$?

Accepted Answer

Ethyl acetate

Question 20

Which of the following functional groups is present in all amines?

Accepted Answer

—NH$$_2$$

Introduction to Organic Chemistry: Structure, Nomenclature, and Properties

Guida di studio - Domande di pratica

Study guide - Flashcard