Ainete ehitus
Authored by Tom Maksimov
Science
8th Grade
Used 11+ times
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14 questions
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1.
MULTIPLE SELECT QUESTION
45 sec • 2 pts
Mis järgnevatest on tuumaosakesed? (2p)
aatomid
prootonid
neutronid
elektronid
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Millest sõltub aatomi massiarv? (1p)
tuumaosakeste arvust
prootonite arvust
neutronite arvust
aatomite arvust
3.
FILL IN THE BLANKS QUESTION
1 min • 3 pts
Mitu prootonit, neutronit ja elektroni on hapniku aatomil? (3p)
(a)
4.
FILL IN THE BLANKS QUESTION
1 min • 3 pts
Koosta lämmastiku (N) elektronskeem. (3p)
(a)
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Mida tähendab, kui element on 3. perioodis? (1p)
Aatomil on 3 elektronkihti
Aatomil on väliskihil 3 aatomit
Aatomi tuumalaeng on +3
Aine on gaasilises olekus
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Mida tähendab, kui element on 3. rühmas? (1p)
Aatomil on 3 elektronkihti
Aatomil on väliskihil 3 aatomit
Aatomi tuumalaeng on +3
Aine on gaasilises olekus
7.
FILL IN THE BLANKS QUESTION
1 min • 2 pts
Mitu elektronkihti ja elektroni väliskihil on Broomi aatomil? (2p)
(a)
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