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