Examl 3:l CHEMl 120l CHEM120l Latestl

Examl 3:l CHEMl 120/l CHEM120l (Latestl

2026/l 2027l Update)l Introductionl tol General,l Organic,l andl Biologicall Chemistryl withl Labl Review|l Q/Al |l Gradel A|l 100%l Correctl (Verifiedl Answers)l -Chamberlain

Q:l Namingl Alkanes

Answer:

Namedl byl prefixl +l ane.

Q:l Namingl Alkenes

Answer:

Namedl byl prefixl +l ene.

Q:l Namingl Alkynes

Answer:

Namedl byl prefixl +l yne.

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Q:l Ethane

Answer:

CH3CH3l asl 2l carbonsl andl alll arel singlel bonded.

Q:l Heptane

Answer:

CH3CH2CH2CH2CH2CH2CH3 l asl 7l carbonsl andl alll arel singlel bonded.

Q:l Butene

Answer:

CH3CH2CHCH2l orl H3CH2CH=CH2l asl 4l carbonsl withl al C=Cl doublel bond.

Q:l Propyne

Answer:

CHCCH3.

Q:l Generall patternl forl naming

Answer: 2 / 3

1.l Determinel thel functionall group.l 2.l Countl thel carbonsl inl thel chainl (mayl bel morel thanl onel chain).l 3.l Startingl withl thel prefixl forl thatl manyl carbonsl (Ethl forl 2,l etc.)l applyl thel namingl rules.

Q:l Basel name

Answer:

e.g.l ethanel dropl thel el andl addl something.

Q:l Exothermic

Answer:

Releasel ofl energyl (froml systeml tol surroundings)

Q:l Endothermic

Answer:

Takingl inl ofl energyl (froml surroundingsl tol system)

Q:l Phasel changel froml solidl tol liquidl tol gas

Answer:

Endothermicl process

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