Exam (elaborations)
Chemistry Final ACS Exam
Chemistry Final ACS Exam
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Chemistry Final ACS ExamAccuracy?i -i Correcti Answer-Closenessi ofi measurementsi toi thei TRUEi VALUEi ofi whati isi beingi
measured
Precision?i -i Correcti Answer-Closenessi ofi ai SETi ofi measurements
Howi doi youi calculatei Percenti Error?i -i Correcti Answer-Ii experimental-acceptedi I
____________________i xi 100i
i acceptedi value
Arei zerosi infronti ofi non-zeroi digisi significant?i -i Correcti Answer-Nope!i
ex:i 0.0071i isi onlyi 2i sigi figs
Arei zerosi ati thei endi ofi ai numberi andi toi thei righti ofi thei decimali significant?i -i Correcti Answer-Yep!i
ex:i 9.100i isi 4i sigi figs
Addition/Subtractioni ini regardsi toi sigi figs?i -i Correcti Answer-Roundi numbersi toi thei leasti numberi ofi
decimali places
Multiplaction/Divisioni ini regardsi toi sigi figs?i -i Correcti Answer-Roundi answersi toi thei leasti amounti ofi
sigi figs
#i ofi e-i equali -i Correcti Answer-thei #i ofi p+
Atomici Mass?i -i Correcti Answer-Numberi ofi protonsi ini thei nucleusi (numberi oni thei lefti bottomi
corneri ofi thei chemicali symbol)
, Atomici Massi Number?i -i Correcti Answer-Numberi ofi protonsi andi neutronsi (numberi oni thei lefti
upperi corneri ofi thei chemicali symbol)
Isotope?i -i Correcti Answer-Atomsi ofi thei samei element,i buti withi differenti massesi (differenti numberi
ofi neutrons)
STUDYi ELECTRONi CONFIGURATIONSi -i Correcti Answer-STUDYi ELECTRONi CONFIGURATIONS
Doi columnsi ori rowsi ini thei Periodici Tablei havei similari patterns?i -i Correcti Answer-Columnsi (thei
"groups")i havei repeatingi patterns?
Whichi areai ofi thei Periodici Tablei hasi greateri metallicness?i -i Correcti Answer-Lefti andi downi hasi
greateri metallicness
Whichi areai ofi thei PTi hasi greateri atomici size?i -i Correcti Answer-Lefti andi downi hasi ai greateri atomici
size
Whichi areai ofi thei PTi hasi greateri ionizationi energy?i -i Correcti Answer-Righti sidei andi upi hasi greateri
ionizationi energy
Whichi areai ofi thei PTi hasi greateri electronegativity?i -i Correcti Answer-Righti sidei andi upi hasi greateri
electronegativiy,i excepti thei Noblei Gasesi ofi 0i electronegativy
Ionici Bonding?i -i Correcti Answer-Metali andi ai nonmetal.i Give/takei electrons
Covalenti bonding?i -i Correcti Answer-Nonmetali andi ai nonmetal.i Sharei electrons.
VSEPRi Theory?i -i Correcti Answer-Valencei Shelli Electroni Pairi Repulsion
akai Valencei e-i pairsi stayi asi fari aparti asi possible
Howi doi youi determinei polarity?i -i Correcti Answer-Usei thei charti thati hasi electronegativityi values,i
theni subtracti thei elementsi ini thei compoundi fromi eachi other.
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