
IA un IVA grupas nemetāli

Quiz
•
Chemistry
•
11th Grade
•
Medium
Zane Eglite
Used 4+ times
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Kura elementa veidota vienkārša viela redzama attēlā?
Ūdeņraža
Fosfora
Oglekļa
Silīcija
2.
MULTIPLE SELECT QUESTION
30 sec • 1 pt
Ūdeņradis, Ogleklis un Silīcijs ķīmiskajās reakcijās parasti...
ir reducētājs
ir oksidētājs
oksidējas
reducējas
3.
MULTIPLE SELECT QUESTION
30 sec • 1 pt
Kura no dotajām vielām normālos apstākļos ir cieta?
Ūdeņradis
Grafīts
Silīcijs
Broms
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Kuram no dotajiem ķīmiskajiem lementiem raksturīgas izteikti daudz alotropiskās modifikācijas?
Ogleklim
Silīcijam
Sēram
Ūdeņradim
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Kādas oksidēšanās pakāpes raksturīgas ūdeņradim?
tikai +1
-1, 0, +1
-7, 0, +1
-7, -5, +1
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Nemetāliem raksturīgas ir reakcijas ar
metāliem
skābēm
bāzēm
oksīdiem
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Nemetāli parasti nevada elektrisko strāvu, izņemot ...
silīciju
dimantu
grafītu
ūdeņradi
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