Page m1
, Chapter 1: Structure and Bonding
m m m m
1. What mis mthe mground-state melectronic mconfiguration mof ma mcarbon matom?
A) 1s2, m2s2, m2p5 B) m 1s2, m2s2, m2p2 C) m 1s2, m2s2, m2p6 D) m 1s2, m2s2, m2p4
2. What mis mthe mground-state melectronic mconfiguration mof ma mfluorine matom?
A) 1s2, m2s2, m2p2 B) m 1s2, m2s2, m2p3 C) m 1s2, m2s2, m2p4 D) m 1s2, m2s2, m2p5
3. What mis mthe mground-state melectronic mconfiguration mof ma mmagnesium mcation m(Mg2+)?
A) 1s2, m2s2, m2p6 C) 1s2, m2s2, m2p6, m3s2
B) 1s2, m2s2, m2p6, m3s1 D) 1s2, m2s2, m2p6, m3s2, m3p2
4. What mis mthe mground-state melectronic mconfiguration mof ma mchlorine manion m(Cl—)?
A) 1s2, m2s2, m2p6 C) 1s2, m2s2, m2p6, m3s2, m3p5
B) 1s2, m2s2, m2p6, m3s2, m3p6 D) 1s2, m2s2, m2p6, m3s2, m3p4
5. Which mof mthe mfollowing mstatements mabout mvalence melectrons mis mtrue?
A) They mare mthe mmost mtightly mheld melectrons.
B) They mdo mnot mparticipate min mchemical mreactions.
Page m2
, Chapter m1: mStructure mand
Bonding
C) They mare mthe moutermost melectrons.
D) They mreveal mthe mperiod mnumber mof ma msecond-row melement.
6. Which mof mthe mfollowing mstatements mabout mbonding mis mtrue?
A) Covalent mbonds mresult mfrom mthe mtransfer mof melectrons mfrom mone melement mto manother.
B) Ionic mbonds mresult mfrom mthe mtransfer mof melectrons mfrom ma mmetal mto ma mnon-metal.
C) Ionic mbonds mresult mfrom mthe msharing mof melectrons mbetween mtwo mnon-metals.
D) Covalent mbonds mresult mfrom mthe msharing mof melectrons mbetween mtwo mmetals.
7. Which mof mthe mfollowing mwould myou mexpect mto mhave mionic mbonds?
A) CO B) m FBr C) m NF3 D) m NaCl
8. Which mof mthe mfollowing mmolecules mhas mnonpolar mcovalent mbonds?
A) HCl B) m N2 C) m CHCl3 D) m NO
9. Which mof mthe mfollowing mmolecules mcontain mboth mcovalent mand mionic mbonds?
A) I, mII B) m I, mIV C) m II, mIII D) m II, mIV
10. Arrange mthe mfollowing mbonds min mdecreasing morder mof mionic mcharacter, mputting mthe
mmost mionic mfirst.
A) I m> mII m> mIII m> mIV C) IV m> mIII m> mII m> mI
B) IV m> mII m> mI m> mIII D) IV m> mII m> mIII m> mI
11. Which mof mthe mfollowing mstatements mcorrectly mdescribes mthe mtypical mnumber mof
mbonds mfor mcarbon, mnitrogen, mand moxygen min mmost mneutral morganic mmolecules?
A) Carbon mforms m4 mcovalent mbonds, mnitrogen mforms m2 mcovalent mbonds mand moxygen
mforms m3 mcovalent mbonds.
B) Carbon mforms m4 mcovalent mbonds, mnitrogen mforms m3 mcovalent mbonds mand moxygen
mforms m2 mcovalent mbonds.
Page m3
, Chapter m1: mStructure mand
Bonding
C) Carbon mforms m4 mcovalent mbonds, mnitrogen mforms m5 mcovalent mbonds mand moxygen
mforms m2 mcovalent mbonds.
D) Carbon mforms m4 mcovalent mbonds, mnitrogen mforms m5 mcovalent mbonds mand moxygen
mforms m4 mcovalent mbonds.
12. Which mis mnot man macceptable mLewis mstructure mfor mthe manion mCH2NCO—?
A) I B) m II C) m III D) m IV
13. Which mof mthe mfollowing mLewis mstructures mis mcorrect?
A) I B) m II C) m III D) m IV
14. Which mof mthe mfollowing mLewis mstructures mis mcorrect?
A) I, mII B) m I, mIII C) m II, mIII D) m III, mIV
15. Which mis mthe mcorrect mLewis mstructure mfor macetic macid m(CH3CO2H)?
A) I B) m II C) m III D) m IV
Page m4
, Chapter 1: Structure and Bonding
m m m m
1. What mis mthe mground-state melectronic mconfiguration mof ma mcarbon matom?
A) 1s2, m2s2, m2p5 B) m 1s2, m2s2, m2p2 C) m 1s2, m2s2, m2p6 D) m 1s2, m2s2, m2p4
2. What mis mthe mground-state melectronic mconfiguration mof ma mfluorine matom?
A) 1s2, m2s2, m2p2 B) m 1s2, m2s2, m2p3 C) m 1s2, m2s2, m2p4 D) m 1s2, m2s2, m2p5
3. What mis mthe mground-state melectronic mconfiguration mof ma mmagnesium mcation m(Mg2+)?
A) 1s2, m2s2, m2p6 C) 1s2, m2s2, m2p6, m3s2
B) 1s2, m2s2, m2p6, m3s1 D) 1s2, m2s2, m2p6, m3s2, m3p2
4. What mis mthe mground-state melectronic mconfiguration mof ma mchlorine manion m(Cl—)?
A) 1s2, m2s2, m2p6 C) 1s2, m2s2, m2p6, m3s2, m3p5
B) 1s2, m2s2, m2p6, m3s2, m3p6 D) 1s2, m2s2, m2p6, m3s2, m3p4
5. Which mof mthe mfollowing mstatements mabout mvalence melectrons mis mtrue?
A) They mare mthe mmost mtightly mheld melectrons.
B) They mdo mnot mparticipate min mchemical mreactions.
Page m2
, Chapter m1: mStructure mand
Bonding
C) They mare mthe moutermost melectrons.
D) They mreveal mthe mperiod mnumber mof ma msecond-row melement.
6. Which mof mthe mfollowing mstatements mabout mbonding mis mtrue?
A) Covalent mbonds mresult mfrom mthe mtransfer mof melectrons mfrom mone melement mto manother.
B) Ionic mbonds mresult mfrom mthe mtransfer mof melectrons mfrom ma mmetal mto ma mnon-metal.
C) Ionic mbonds mresult mfrom mthe msharing mof melectrons mbetween mtwo mnon-metals.
D) Covalent mbonds mresult mfrom mthe msharing mof melectrons mbetween mtwo mmetals.
7. Which mof mthe mfollowing mwould myou mexpect mto mhave mionic mbonds?
A) CO B) m FBr C) m NF3 D) m NaCl
8. Which mof mthe mfollowing mmolecules mhas mnonpolar mcovalent mbonds?
A) HCl B) m N2 C) m CHCl3 D) m NO
9. Which mof mthe mfollowing mmolecules mcontain mboth mcovalent mand mionic mbonds?
A) I, mII B) m I, mIV C) m II, mIII D) m II, mIV
10. Arrange mthe mfollowing mbonds min mdecreasing morder mof mionic mcharacter, mputting mthe
mmost mionic mfirst.
A) I m> mII m> mIII m> mIV C) IV m> mIII m> mII m> mI
B) IV m> mII m> mI m> mIII D) IV m> mII m> mIII m> mI
11. Which mof mthe mfollowing mstatements mcorrectly mdescribes mthe mtypical mnumber mof
mbonds mfor mcarbon, mnitrogen, mand moxygen min mmost mneutral morganic mmolecules?
A) Carbon mforms m4 mcovalent mbonds, mnitrogen mforms m2 mcovalent mbonds mand moxygen
mforms m3 mcovalent mbonds.
B) Carbon mforms m4 mcovalent mbonds, mnitrogen mforms m3 mcovalent mbonds mand moxygen
mforms m2 mcovalent mbonds.
Page m3
, Chapter m1: mStructure mand
Bonding
C) Carbon mforms m4 mcovalent mbonds, mnitrogen mforms m5 mcovalent mbonds mand moxygen
mforms m2 mcovalent mbonds.
D) Carbon mforms m4 mcovalent mbonds, mnitrogen mforms m5 mcovalent mbonds mand moxygen
mforms m4 mcovalent mbonds.
12. Which mis mnot man macceptable mLewis mstructure mfor mthe manion mCH2NCO—?
A) I B) m II C) m III D) m IV
13. Which mof mthe mfollowing mLewis mstructures mis mcorrect?
A) I B) m II C) m III D) m IV
14. Which mof mthe mfollowing mLewis mstructures mis mcorrect?
A) I, mII B) m I, mIII C) m II, mIII D) m III, mIV
15. Which mis mthe mcorrect mLewis mstructure mfor macetic macid m(CH3CO2H)?
A) I B) m II C) m III D) m IV
Page m4
