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Chem 120 EXAM 1-Questions with Correct Answers/ Verified/ Latest Update (2024/2025)
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Chem 120 EXAM 1-Questions with Correct Answers/ Verified/ Latest Update (2024/2025)
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Chem 120 EXAM 1-Questions with Correct Answers/ Verified/Latest Update (2024/2025)
Carbon has ___ valence electrons - ✔✔four
Carbon has a limit of __ bonds - ✔✔4
Carbon is a non metal so _____ bonding is prevelant - ✔✔Covalent
Carbons electron configuration is - ✔✔1s(2)2s(2)2p(2)
Orbitals 2s(2) and 2p(2) are valence electrons capable of bonding but..... - ✔✔are different
energies so electrons must be on the same level
sp3 hybridization - ✔✔Mixing all four orbitals together - single bonds
sp2 hybridization - ✔✔Mixing three out of four orbitals together - double bonds
sp hybridization - ✔✔Two out of four orbitals mix- triple bonds
The shape of sp3 is ______ with a bond angle of ______ - ✔✔Tetrahedral , 109.5
The shape of sp2 is ______ with a bond angle of ______ - ✔✔Trigonal Planar, 120
The shape of sp is ______ with a bond angle of ______ - ✔✔Linear, 180
The orbitals from longest to shortest are - ✔✔Sp3, sp2, sp
The only hybridization orbital that has rotation is - ✔✔Sp3
, Does Hydrogen s orbital hybridize? - ✔✔No
Functional groups - ✔✔Share similar chemical properties and chemical behavior
Alkane - ✔✔Every carbon has 4 single bonds
Alkene - ✔✔Carbons have double or single bonds
Alkyne - ✔✔Carbons have triple or single bonds
Alkane formula - ✔✔C[n]H(2n+2)
Saturated molecule - ✔✔Maximum number of hydrogens
Constitutional isomers - ✔✔same molecular formula, different connectivity
condensed structure - ✔✔Does not show bonding
EX- CH3CH2CH2CH3
Structural - ✔✔Elaborated, SHOWS ALL BONDS
Line angle - ✔✔Practical, only shows carbons
Primary - ✔✔A carbon that is attached to one other carbon
Secondary - ✔✔A carbon that is attached to two other carbon
Tertiary - ✔✔A carbon that is attached to three other carbon
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