WGUl D425l Pre-l Assessmentl V2l (Latestl
2026/l 2027l Update)l Introductionl tol
Chemistry|l 100%l Verifiedl Questionsl &l
Answersl |l Gradel A
Q:l Averagel atomicl massl ofl oxygen
A-l 15.999
B-l 16.00
C-l 16.996
D-l 17.00
Answer:
15.999
Q:l Whichl relationshipl betweenl atomicl radiusl andl atomicl numberl doesl thisl
demonstrate
A-l negatively
B-l inversely
C-l directly
D-l not
Answer:
Directlyl related
Q:l Relationshipl betweenl ionizationl energyl andl atomicl numberl forl helium,l neon,l argon
A-l positivelyl
B-l directly
C-l not
D-l inversely
Answer:
Inverselyl related
,Q:l Howl doesl atomicl radiusl changel asl thel atomicl numberl changes
A-l not
B-l exponentially
C-l indirectlyl
D-l directly
Answer:
Indirectlyl related
Q:l Chemicall reactionl reachesl equilibriuml pressurel isl increasedl whatl happensl tol thel
concentrationl ofl productsl andl reactantsl
A-l decrease,l increase,l
B-l nol changel
C-l increase,l decrease
D-l decrease
Answer:
Concentrationl ofl reactantsl andl thel productsl willl notl change
Q:l Howl manyl molesl ofl nitrogenl canl bel producedl froml 750l mll ofl 6.667l ml ofl
nitrogen
A-l 2.50l
B-l 10
C-l 5.00
D-l 1.00l xl 10*4
Answer:
2.50
Q:l Elementl onl periodicl tablel isl classifiedl asl al metalloid
A-l cadmiuml
B-l germaniuml
C-l vanadiuml
, D-l xenon
Answer:
Germanium
Q:l Elementl withl Atomicl numberl ofl 50l andl massl numberl 118l classified
A-l nonmetall
B-l metall
C-l metalloid
D-l alloy
Answer:
Metal
Q:l Correctl namel andl typel ofl bondl forl MgBr2
A-l magnesiuml dibromidel ionicl
B-l magnesiuml bromidel iconicl
C-l magnesiuml bromidel covalentl
D-l magnesiuml dibromidel covalent
Answer:
Magnesiuml bromidel ionic
Q:l Chemicall formulal andl typel ofl bongl forl thel compoundl containingl aluminuml andl
oxygen
A-l Al2O2l covalentl
B-l Al2O3l ionicl
C-l AlO.l Ionicl
D-l Al2O.l Covalent
Answer:
Al2O3l ionic
Q:l Whichl shapel willl waterl form
2026/l 2027l Update)l Introductionl tol
Chemistry|l 100%l Verifiedl Questionsl &l
Answersl |l Gradel A
Q:l Averagel atomicl massl ofl oxygen
A-l 15.999
B-l 16.00
C-l 16.996
D-l 17.00
Answer:
15.999
Q:l Whichl relationshipl betweenl atomicl radiusl andl atomicl numberl doesl thisl
demonstrate
A-l negatively
B-l inversely
C-l directly
D-l not
Answer:
Directlyl related
Q:l Relationshipl betweenl ionizationl energyl andl atomicl numberl forl helium,l neon,l argon
A-l positivelyl
B-l directly
C-l not
D-l inversely
Answer:
Inverselyl related
,Q:l Howl doesl atomicl radiusl changel asl thel atomicl numberl changes
A-l not
B-l exponentially
C-l indirectlyl
D-l directly
Answer:
Indirectlyl related
Q:l Chemicall reactionl reachesl equilibriuml pressurel isl increasedl whatl happensl tol thel
concentrationl ofl productsl andl reactantsl
A-l decrease,l increase,l
B-l nol changel
C-l increase,l decrease
D-l decrease
Answer:
Concentrationl ofl reactantsl andl thel productsl willl notl change
Q:l Howl manyl molesl ofl nitrogenl canl bel producedl froml 750l mll ofl 6.667l ml ofl
nitrogen
A-l 2.50l
B-l 10
C-l 5.00
D-l 1.00l xl 10*4
Answer:
2.50
Q:l Elementl onl periodicl tablel isl classifiedl asl al metalloid
A-l cadmiuml
B-l germaniuml
C-l vanadiuml
, D-l xenon
Answer:
Germanium
Q:l Elementl withl Atomicl numberl ofl 50l andl massl numberl 118l classified
A-l nonmetall
B-l metall
C-l metalloid
D-l alloy
Answer:
Metal
Q:l Correctl namel andl typel ofl bondl forl MgBr2
A-l magnesiuml dibromidel ionicl
B-l magnesiuml bromidel iconicl
C-l magnesiuml bromidel covalentl
D-l magnesiuml dibromidel covalent
Answer:
Magnesiuml bromidel ionic
Q:l Chemicall formulal andl typel ofl bongl forl thel compoundl containingl aluminuml andl
oxygen
A-l Al2O2l covalentl
B-l Al2O3l ionicl
C-l AlO.l Ionicl
D-l Al2O.l Covalent
Answer:
Al2O3l ionic
Q:l Whichl shapel willl waterl form
