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Quiz
•
Chemistry
•
10th Grade
•
Medium
Marta Toth
Used 33+ times
FREE Resource
9 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Alcanii sunt
hidrocarburi aciclice nesaturate
hidrocarburi ciclice saturate
hidrocarburi aromate
hidrocarburi aciclice saturate
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Reprezintă formula generală a unui alcan
CnHm
C2n+2H2n
CnH2n
CnH2n+2
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Nu este formula unui alcan
C2H6
CH4
C6H12
C5H12
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
CH3-CH2-CH2-CH2-CH2-CH3
se numește
metan
butan
hexan
etan
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Radicalul CH3-CH-CH3 se numește
propil
sec-butil
terț-butil
izopropil
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
CH3-CH2-CH3 și
CH3-CH2-CH2-CH3
sunt izomeri de catenă
sunt omologi
sunt radicali
sunt aceeași substanță
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Alcanii conțin
doar legături C-H
doar legături C-C
legături simple C-C și C-H
legături covalente polare
8.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Catena
-C-C-C=C=C-C
este
liniara saturată
aciclică, liniară, nesaturată
aciclică, saturată, ramificată
ciclică nesaturată
9.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Temperatura de fierbere a alcanilor crește cu
cu ramificarea catenei
numărul atomilor de carbon din moleculă
cu solubilitatea în apă
volumul radicalilor
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