WGU D425
WGU D425 Introduction to Chemistry 1 OA 1 Explore New 107
Study Questions and Answers1 2026 Update1 100% Correct.
,Question 1: Noble gases are...
, A) the elements in Group 7A of the periodic table
B) the elements in Group 1A of the periodic table
C) the elements in Group 8A of the periodic table
D) the elements in Group 3A of the periodic table
Correct Answer: C
Rationale:as NobleasgasesasareaslocatedasinasGroupas8Aas(alsoasknownasasasGroupas18)
asofastheasperiodicastable.asTheyasareascharacterizedasbyashavingasaasfullasvalenceasele
ctronasshell,asmakingasthemasveryasstableas andas unreactive.a s Groupas 7Aascontainsas ha
logens,as Groupas1Aascontainsasalkalias metals,as andasGroupas3Aascontainsastheasboron
asfamily.
Questionas2:as Whatasareascovalentasbonds?
A) Metallicasbondsastendas toasformas betweenas twoasatomsas withas similarascharges
B) Covalentas bondsas tendas toas formas betweena s twoas atomsas classifieda s asas non-metals
C) Ionicasbondsastendastoasformasbetweenastwoasmetals
D) Covalentasbondsastendastoasformasbetweenasaasmetalasandasaasnon-metal
CorrectasAnswer:as B
Rationale:as Covalentasbondsasformas whenas twoasnon-
metalas atomsasshareaselectronsas toasachieveasstableaselectronasconfigurations.a s Opti
onasAasisasincorrectasbecauseasmetallicasbondsasinvolveasaas"seaasofaselectrons"asbet
weenasmetalasatoms,asnotassimilarascharges.asOptionasCasisasincorrectasbecauseasio
nicasbondsasformasbetweenas metalsasandas non-
metals,as notastwoasmetals.as Optionas Dasisasincorrectas becauseas covalentas bondsas doa
s notas typicallyas formas betweenas metalsas andas non-metals.
Questionas3:asAasbondingaselectronaspairasis...
A) twoas electronsas transferredas betweena s atoms
B) twoas electronsas exchangeda s betweena s atoms
C) twoas electronsas shareda s betweena s atoms
3as/as
WGU D425 Introduction to Chemistry 1 OA 1 Explore New 107
Study Questions and Answers1 2026 Update1 100% Correct.
,Question 1: Noble gases are...
, A) the elements in Group 7A of the periodic table
B) the elements in Group 1A of the periodic table
C) the elements in Group 8A of the periodic table
D) the elements in Group 3A of the periodic table
Correct Answer: C
Rationale:as NobleasgasesasareaslocatedasinasGroupas8Aas(alsoasknownasasasGroupas18)
asofastheasperiodicastable.asTheyasareascharacterizedasbyashavingasaasfullasvalenceasele
ctronasshell,asmakingasthemasveryasstableas andas unreactive.a s Groupas 7Aascontainsas ha
logens,as Groupas1Aascontainsasalkalias metals,as andasGroupas3Aascontainsastheasboron
asfamily.
Questionas2:as Whatasareascovalentasbonds?
A) Metallicasbondsastendas toasformas betweenas twoasatomsas withas similarascharges
B) Covalentas bondsas tendas toas formas betweena s twoas atomsas classifieda s asas non-metals
C) Ionicasbondsastendastoasformasbetweenastwoasmetals
D) Covalentasbondsastendastoasformasbetweenasaasmetalasandasaasnon-metal
CorrectasAnswer:as B
Rationale:as Covalentasbondsasformas whenas twoasnon-
metalas atomsasshareaselectronsas toasachieveasstableaselectronasconfigurations.a s Opti
onasAasisasincorrectasbecauseasmetallicasbondsasinvolveasaas"seaasofaselectrons"asbet
weenasmetalasatoms,asnotassimilarascharges.asOptionasCasisasincorrectasbecauseasio
nicasbondsasformasbetweenas metalsasandas non-
metals,as notastwoasmetals.as Optionas Dasisasincorrectas becauseas covalentas bondsas doa
s notas typicallyas formas betweenas metalsas andas non-metals.
Questionas3:asAasbondingaselectronaspairasis...
A) twoas electronsas transferredas betweena s atoms
B) twoas electronsas exchangeda s betweena s atoms
C) twoas electronsas shareda s betweena s atoms
3as/as
