
süsinikoksiid
Authored by Liivi Kivimäe-Bondarev
Chemistry
9th Grade
Used 3+ times

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7 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Metallide redutseerimine maagist
CO
CO2
CH4
CH3COOH
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Värvitu, lõhnatu, vees vähe lahustuv gaas, mis tekib süsiniku ja süsinikuühendite põlemisel hapniku puuduses
süsinikdioksiid
metaan
süsinikoksiid
propaan
3.
MULTIPLE SELECT QUESTION
2 mins • 1 pt
Millised väited CO kohta on tõesed? (mitu õiget vastust)
CO on mürgine
CO reageerib veega
CO reageerib hapnikuga
CO tekib, kui põlemisel on hapnikku liiga vähe
CO on õhust raskem gaas
4.
FILL IN THE BLANK QUESTION
1 min • 1 pt
Mis juhtub süsinikoksiidiga, kui see satub organismi?
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Süsinikoksiid on õhust raskem gaas.
Õige
Vale
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
2CO + O2 --> 2CO2
Süsinikoksiidi reageerimine veega
Süsinikoksiidi reageerimine hapnikuga
Süsinikoksiidi jahutamine
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
CuO + CO --> Cu + CO2
Metallide söestamine
Metallide aktiveerimine
Maakidest puhaste metallide saamine
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