Alchine
Authored by BRONT RARES
Chemistry
1st - 10th Grade
Used 33+ times
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13 questions
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1.
MULTIPLE SELECT QUESTION
30 sec • 1 pt
Care este formula alchinelor?
CnH2n+2
CnH2n-2
CnH2n=2
2.
MULTIPLE SELECT QUESTION
30 sec • 1 pt
Acetilena este?
un gaz incolor,fara gust
un gaz color,cu gust
un gaz incolor,fara miros
3.
MULTIPLE SELECT QUESTION
30 sec • 1 pt
Alchinele sunt hidrocarburi
saturate
nesaturate
4.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
Alchinele contin in molecula lor o legatura
dubla
tripla
simpla
5.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
Obtinerea acetilenei din metal se face la temperatura de
1269
1500
3000
6.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
Care este primul termen al hidrocarburilor nesaturate?
butina
etina
propina
7.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
Prin adiţia a 2 moli HCl la propină se obţine:
2,2-dicloropropan
1,2-dicloropropan
1-cloropropenă
1,2-dicloropropenă
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