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.
- / 3
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
- / 3