
Reaktivnost alkanov, alkenov, alkinov
Quiz
•
Chemistry
•
12th Grade
•
Medium
Mateja Godec
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13 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Katera reakcijapredstavlja popolno gorenje oktana?
C8H16+ 12O2→ 8CO2+ 8H2O
C8H18+ 17O → 8CO + 9H2O
2C8H18+ 25O2→ 16CO2+ 18H2O
C8H8+ 10O2→ 8CO2+ 4H2O
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Pri kateri reakciji nastane zmes položajnih izomerov?
but-1-en + HCl
but-2-en + H2O/H+
pent-1-en + Cl2
pent-2-en + HBr
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Pri popolni oksidaciji 1 mol nekega alkana nastane 8 mol vodne pare. Kateri alkan ustreza temu podatku?
Butan.
Pentan.
Heksan.
Heptan.
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
V molekuli nekega alkana je 11 atomov. Katera trditev o tem alkanu je pravilna?
Pri sobnih pogojih je v tekočem agregatnem stanju.
Poznamo več verižnih izomerov tega alkana.
Ima nižje vrelišče od oktana.
Burno reagira z 1,0 M raztopino natrijevega hidroksida.
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Katera trditev glede alkenov in alkinov je pravilna?
Pri adiciji vode na eten nastane etanol, pri adiciji vode na etin pa etanojska kislina.
Pri bromiranju propina nastane najprej 1-bromopropen, pri nadaljnjem bromiranju pa 1,1-dibromopropan.
Pri kloriranju etina nastane najprej 1,2-dikloroeten, pri nadaljnjem kloriranju pa 1,1,2,2-tetrakloroetan.
Pri adiciji HCl na but-1-in nastane najprej 2-klorobut-1-en, pri nadaljnji adiciji HCl pa 1,2-diklorobutan.
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Katera trditev velja za alkane?
Brom se ne raztaplja v tekočih alkanih.
Alkani reagirajo z natrijem in tudi s koncentrirano raztopino H2SO4.
Alkani se mešajo z vodo v vseh razmerjih.
Alkani reagirajo s klorom v prisotnosti svetlobe
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Katera trditev nipravilna za nasičene ogljikovodike?
Cikloalkane lahko z močnimi reducenti reduciramo do ogljikovega dioksida in vode.
Alkani s krajšo verigo imajo nižja vrelišča kakor alkani z daljšo verigo.
Pri kloriranju ciklopentana pri povišani temperaturi nastane en monosubstituiran organski produkt.
Ogljikovi atomi v alkanih in cikloalkanih so sp3-hibridizirani.
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