
Alkenai
Quiz
•
Chemistry
•
11th Grade
•
Practice Problem
•
Hard
Lorenta Juškienė
Used 9+ times
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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Kuriam junginiui būdinga geometrinė izomerija?
CH3CH=CH
CH3CH2CH=CH2
CH3CH=CHCH3
CH2=CH2
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Kuris iš pateiktų variantų yra alkenų homologinės eilės bendroji formulė?
CnH2n
CnH2n+2
CnH2n-2
CnH2n-6
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Etenui atpažinti naudojamas kalio permanganatas. Koks junginys gaunamas įvykus šiai reakcijai?
Etanolis
Etanalis
1,2-etandiolis
Acto rūgštis
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Kokiu kampu yra išsidėstę anglies atomai alkeno molekulėse ties dvigubuoju ryšiu?
1150
1090
1200
1800
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Kokiu tikslu į šildomą mėgintuvėlį, kuriame vyksta eteno gavimas iš etanolio, dedamas smėlis?
kad mišinys tolygiai virtų
geriau perduodama šiluma
dėl didesnio tūrio
naudojamas kaip katalizatorius
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Kokia anglies atomo hibridizacija eteno molekulėje?
sp3
sp2
sp
s
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Iš kurio junginio pramonėje gaminamas polistirenas?
H2C=CH2
H2C=CHCl
H2C=CH−CH3
H2C=CH−C6H5
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