
DHC24_CZ
Authored by Patrik Pospíšil
Chemistry
University

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55 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Který pár dusíkatých bází je vzájemně vázán třemi vodíkovými můstky při Watson-Crickově párování:
A-G
A-U
A-T
G-C
2.
MULTIPLE SELECT QUESTION
30 sec • 1 pt
Mezi pyrrolová barviva patří:
hemoglobin
serotonin
biliverdin
vitamin A
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Co je základní strukturní jednotkou steroidů:
Butadien
Isopren
Steran
Cholesterol
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Slitina je:
prvek.
směs.
chemické individuum.
nekov.
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Co je příčinou mimořádné nereaktivity vzácných plynů?
Jejich elektronegativita.
Úplně nezaplněné orbitaly valenční vrstvy.
Zcela zaplněné orbitaly valenční vrstvy.
Prázdné orbitaly valenční vrstvy.
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Vyberte polokovy patřící do 16. skupiny?
S
Te
Sb
O
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Ve které periodě leží lanthanoidy?
3.
6.
2.
5.
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