CHEM 103 - Module 5 With Correct And
Verified Answers
ionic rbonds r- rCORRECT✅✅two roppositely rcharged rions r(2Na r+ rCl₂ r=
r2Na⁺+2Cl⁻)
metals rtend rto r______ relectrons r- rCORRECT✅✅lose
nonmetals rtend rto r______ relectrons r- rCORRECT✅✅gain
covalent rbonds r- rCORRECT✅✅share rat rleast rone rpair rof relectrons rso rboth
ratoms rhave r8 rvalence relectrons
2 rtypes rof rcovalent rbonds r- rCORRECT✅✅polar, rnonpolar
polar rcovalent rbond r- rCORRECT✅✅unequal rsharing rof relectrons, rdifference rin
relectronegativity r0.5-1.6
nonpolar rcovalent rbond r- rCORRECT✅✅electrons rare rshared requally,
relectronegativity rdifference rless rthan r0.5
ionic rbond r- rCORRECT✅✅electronegativity rdifference rgreater rthan r1.6
number rof rvalence relectrons r= r- rCORRECT✅✅element's rgroup rnumber
lewis rstructures rof rmolecules rsteps r- rCORRECT✅✅1. rfind rtotal r# rof rvalence
relectrons
2. rplace rleast rnegative ratom rin rthe rcenter r(H ralways ron routside)
3. rplace rpair rof relectrons rbetween reach relement
4. rposition rthe rrest rof relectrons
in rlewis rstructures rof rpolyatomic rions, rthe r______ ris rincluded r-
rCORRECT✅✅charge
tetrahedral relectron rgeometry r- rCORRECT✅✅surrounded rby r4 rgroups rof
relectrons
triangular rplanar relectron rgeometry r- rCORRECT✅✅surrounded rby r3 rgroups rof
relectrons
Verified Answers
ionic rbonds r- rCORRECT✅✅two roppositely rcharged rions r(2Na r+ rCl₂ r=
r2Na⁺+2Cl⁻)
metals rtend rto r______ relectrons r- rCORRECT✅✅lose
nonmetals rtend rto r______ relectrons r- rCORRECT✅✅gain
covalent rbonds r- rCORRECT✅✅share rat rleast rone rpair rof relectrons rso rboth
ratoms rhave r8 rvalence relectrons
2 rtypes rof rcovalent rbonds r- rCORRECT✅✅polar, rnonpolar
polar rcovalent rbond r- rCORRECT✅✅unequal rsharing rof relectrons, rdifference rin
relectronegativity r0.5-1.6
nonpolar rcovalent rbond r- rCORRECT✅✅electrons rare rshared requally,
relectronegativity rdifference rless rthan r0.5
ionic rbond r- rCORRECT✅✅electronegativity rdifference rgreater rthan r1.6
number rof rvalence relectrons r= r- rCORRECT✅✅element's rgroup rnumber
lewis rstructures rof rmolecules rsteps r- rCORRECT✅✅1. rfind rtotal r# rof rvalence
relectrons
2. rplace rleast rnegative ratom rin rthe rcenter r(H ralways ron routside)
3. rplace rpair rof relectrons rbetween reach relement
4. rposition rthe rrest rof relectrons
in rlewis rstructures rof rpolyatomic rions, rthe r______ ris rincluded r-
rCORRECT✅✅charge
tetrahedral relectron rgeometry r- rCORRECT✅✅surrounded rby r4 rgroups rof
relectrons
triangular rplanar relectron rgeometry r- rCORRECT✅✅surrounded rby r3 rgroups rof
relectrons
