
kimi me zgjedhje
Authored by Blerina Laze
Chemistry
12th Grade
Used 2+ times

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20 questions
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1.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
elementet e grupit te VB perioda e peste ka si elektrone valentore
5s2p5
5s24d1
5s24d2
5s24d3
2.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Ne perberjen C2H4 lidhja dyfishe midis atomeve te karbonit perbehet nga
dy lidhje sigma
dy lidhje pi
nje lidhje sigma nje pi
vetem nje sigma
3.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
reaksioni shkon deri ne fund nese si produkt formohet
nje perberje ne gjendje te gazte
nje kripe plotesisht te tretshme
jone H3O+ i nje acide te forta
jone OH- i nje baze te tretshme
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
reaksionet quhen redoks ne rast se atomet elementeve
vetem japin elektrone
vetem marrin elektrone
as japin dhe as marrin elektrone
disa japin dhe disa marrin elektrone
5.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
ne atomin e nje elementi ,elektroni i fundit sipas rradhes se mbushjes me elektrone ka keto vlera te numrave kuantike n=3 ,l=1,m=-1,ms=-1/2.Numri atomik Z i tij eshte
20
18
16
14
6.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Masa molare e substances ,kur dime se tretesira e saj me perqendrim 8.75% e ka dendesine 1.08 gr/ml dhe perqendrimi molar i tij eshte 1.8M
52.5gr/mol
51 gr/mol
50.7 gr/mol
51.3gr/mol
7.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Ne reaksionin 2NO + 2H2=N2+2H2O eshte gjetur barazimi i shpejtesise V=K CIili nga reaksionet e meposhteme percakton rendin me te ngadalshem ?
2NO+3/2H2=NO2+NH3
2NH3+5NO2=3H2O+7NO
H2O2+ H2= 2 H2O
2NO+ H2 =N2 +H2O
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