
Test Hidrocarburi
Quiz
•
Chemistry
•
1st - 12th Grade
•
Practice Problem
•
Hard
DANA-ELENA Lupuleasa
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10 questions
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1.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
Radicalii divalenti proveniți de la n-pentan sunt în număr de:
5
5
8
9
2.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
Între moleculele alcanilor se stabilesc:
Legaturi ionice și covalente slabe deoarece au molecule polare
Legaturi ionice și Van der Waals puternice deoarece au molecule polare
Forte slabe Van der Waals și de hidrogen deoarece au molecule polare
Forte slabe Van der Waals deoarece au molecule nepolare
3.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
În urma reacției cu apa a unui amestec de 1-butina și 2-butina se formeaza:
Un alcool
O cetona
Doi alcooli izomeri de pozitie
Doua cetone izomere de pozitie
4.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
Nu necesita catalizatori reactia acetilenei cu:
HCN
CH3COOH
HCl
Cl2
5.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
Înlocuirea unui atom de H din molecula o-xilenului cu clor poate conduce la izomeri monoclorurati în număr de:
1
2
3
4
6.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
Arenei cu formula moleculară C9H12 ii corespunde un număr de izomeri egal cu:
2
6
7
8
7.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
Care dintre următoarele afirmații este valabila în cazul substantelor aromatice?
Molecula de benzen are forma unui hexagon regulat și plan
Naftalina se mai numește și difenil
Radicalul monovalent corespunzător benzenului se numește benzil
Formula moleculară a atacantului este C12H10
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