
VI a rühm. Hapnik ja väävel

Quiz
•
Chemistry
•
KG
•
Medium
anastasia khramtsova
Used 1+ times
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
VIA rühma elemente nimetatakse ka
Kalkogeenideks
Lihtainedeks
Mineraalideks
Happedeks
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Via rühma elementide ehk kalkogeenidete aatomite väliskihis on ... elektroni, seega täielikust täitumisest on neil puudu ... elektroni.
5 ja 3
7 ja 1
6 ja 2
2 ja 6
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Hapniku teine allatroop on ...
Trihapnik
Osoon
Dihapnik
Telluur
4.
OPEN ENDED QUESTION
3 mins • 1 pt
Väävel on küllaltki elektronegatiivne element. Tavatingimustes on ta kui ... aine siiski väheaktiivne.
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OFF
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
S + H2 -----> H2S
S on
Oksüdeerija
Redutseerija
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Hapnikule ... positiivsete oksüdatsiooniastmetega ühendid iseloomulikud.
on
pole
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Väävli põhilised positiivsed oksüdatsioonoastmed on
IV ja VI
III ja IV
IV ja VII
V ja IV
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