Karbonylové sloučeniny
Quiz
•
Chemistry
•
11th - 12th Grade
•
Hard
Iveta Žabová
Used 9+ times
FREE Resource
10 questions
Show all answers
1.
MULTIPLE SELECT QUESTION
10 sec • 1 pt
mezi karbonylové sloučeniny patří:
propanol
propanal
propanon
2.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
Rozdíl mezi aldehydem a ketonem spočívá v:
poloze funkční skupiny
není mezi nimi rozdíl
v odlišnosti funkční skupiny
ketoskupina se přímo váže na benzen
3.
MULTIPLE SELECT QUESTION
20 sec • 1 pt
formaldehyd je:
methanal
ethanal
plyn
4.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
Formalín je:
čistý formaldehyd
vodný roztok acetaldehydu
40% roztok methanalu
5.
MULTIPLE SELECT QUESTION
20 sec • 1 pt
V homologické řadě aldehydů stoupá bod varu, protože:
stoupá počet C
stoupá Mr
klesá Mr
vzniká více H- vazeb
6.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
rozpustnost karbonylových sloučenin ve vodě v homologické řadě :
stoupá, protože se zvyšuje počet van der Waalsových vazeb
stoupá, protože se zvyšuje podíl polárních vazeb
klesá, protože se zvyšuje podíl nepolárních vazeb
7.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
Nejnebezpečnější pro lidské zdraví je:
aceton
formaldehyd
acetaldehyd
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