ALCHINE
Quiz
•
Chemistry
•
1st Grade
•
Practice Problem
•
Easy
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25 questions
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1.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
Formula generală a alchinelor este:
CnH2n+2
CnH2n-2
CnH2n
CnH2n-6
2.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
Cei doi atomi de carbon din molecula acetilenei au hibridizare:
sp
sp3
sp 2
d2 sp3
3.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
Câte alchine izomere ce reacţionează cu sodiul îi corespund formulei moleculare C6H10?
6
4
5
3
4.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
Care dintre afirmaţiile de mai jos referitoare la alchine sunt corecte;
acetilena este un gaz în condiţii normale
propina este un lichid în condiţii normale
acetilena este insolubilă apă
acetilena în stare lichefiată explodează
5.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
Alchina care nu poate forma acetiluri este:
izopentina
acetilena
propina
2-hexina
6.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
Alegeţi afirmaţiile corecte despre acetilenă:
este parţial solubilă în apă
este un compus stabil din punct de vedere termodinamic
conţine 4 atomi de hidrogen
are o geometrie liniară
7.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
Arderea acetilenei poate duce la formarea de:
clorură de vinil
apă şi dioxid de carbon
cărbune şi hidrogen
alcool etilic
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