Tos 1

Question 1

What is the IUPAC name of CH₃CH₂OH?

Answer 1

Ethanol

Question 2

Which compound contains a ketone functional group?

Answer 2

CH₃COCH₃

Question 3

Which of the following is an ether?

Answer 3

CH₃OCH₃

Question 4

What is the IUPAC name of acetylene?

Answer 4

Ethyne

Question 5

The structure CH₃CH₂NH₂ corresponds to which functional group?

Answer 5

Amine

Question 6

Which of the following has the highest boiling point?

Answer 6

Alcohol

Question 7

Which is the correct order of functional group priority (highest to lowest)?

Answer 7

Carboxylic acid > Aldehyde > Alcohol > Ether

Question 8

Which functional group has a nitrogen atom?

Answer 8

Amine

Question 9

Which compound would be most soluble in water?

Answer 9

Butanol

Question 10

Which compound contains both a carbonyl and an amine group?

Answer 10

Amide

Question 11

What is the main product when an alkene reacts with HBr?

Answer 11

Haloalkane

Question 12

What happens when a primary alcohol is oxidized?

Answer 12

Aldehyde

Question 13

Which reaction turns an ester into a carboxylic acid and alcohol?

Answer 13

Hydrolysis

Question 14

The reaction of an acid with an alcohol forms:

Answer 14

Ester

Question 15

What is the result of complete hydrogenation of an alkyne?

Answer 15

Alkane

Question 16

Which term describes compounds with the same molecular formula but different structures?

Answer 16

Isomers

Question 17

Cis-trans isomerism is possible in:

Answer 17

Alkenes

Question 18

Which of the following is chiral?

Answer 18

CH₃CH(Br)CH₂CH₃

Question 19

Which property do enantiomers NOT share?

Answer 19

Optical rotation

Question 20

How many stereoisomers are possible for a compound with 2 chiral centers?

Answer 20

4

Question 21

The compound CH₃CH₂COOH is named:

Answer 21

Propanoic acid

Question 22

CH₃COCH₂CH₃ is:

Answer 22

Butanone

Question 23

What is the functional group of acetonitrile?

Answer 23

Nitrile

Question 24

What is the IUPAC name of CH₃CH₂CH(OH)CH₃?

Answer 24

2-Butanol

Question 25

Which name matches CH₃OCH₂CH₃?

Answer 25

Ethyl methyl ether

Question 26

Which is an aromatic compound?

Answer 26

Benzene

Question 27

Which compound contains the group –COOH?

Answer 27

Carboxylic acid

Question 28

What kind of reaction is dehydration of alcohol?

Answer 28

Elimination

Question 29

What type of bond is found in alkynes?

Answer 29

Triple

Question 30

CH₃NH₂ is the simplest:

Answer 30

Amine

Question 31

Which functional group is planar due to sp² hybridization?

Answer 31

Ketone

Question 32

Which of the following is a tertiary alcohol?

Answer 32

(CH₃)₃COH

Question 33

Which compound undergoes nucleophilic substitution most easily?

Answer 33

Tertiary alkyl halide

Question 34

What is the geometry around a carbon in a triple bond?

Answer 34

Linear

Question 35

A compound with molecular formula C₄H₈ is likely:

Answer 35

Alkene or cycloalkane

Question 36

What is the best method to convert alcohol to alkene?

Answer 36

Elimination (dehydration)

Question 37

What would be the product of reacting an alkene with KMnO₄?

Answer 37

Diol

Question 38

Which is a characteristic feature of a nucleophile?

Answer 38

It donates a pair of electrons

Question 39

Which compound will react fastest in an electrophilic addition reaction with HBr?

Answer 39

Ethene

Question 40

Which of the following is the best solvent for a nucleophilic substitution reaction?

Answer 40

Acetone

Question 41

Which type of molecule has a higher melting point?

Answer 41

Alcohol

Question 42

Which molecule is nonpolar?

Answer 42

Methane

Question 43

Which of the following is a highly polar functional group?

Answer 43

Alcohol

Question 44

What effect does increasing the number of carbon atoms have on the boiling point of a compound?

Answer 44

Increases it

Question 45

Which of the following would you expect to be a gas at room temperature?

Answer 45

Hexane

Question 46

Which of the following is NOT a characteristic of aromatic compounds?

Answer 46

High reactivity

Question 47

Which compound is most likely to undergo electrophilic aromatic substitution?

Answer 47

Toluene

Question 48

What is the product of reacting an alkene with hydrogen chloride (HCl)?

Answer 48

Haloalkane

Question 49

Which of the following is an example of an electrophile?

Answer 49

Carbocation (R⁺)

Question 50

What is the expected product when an alkene undergoes ozonolysis?

Answer 50

Aldehyde/Ketone