Legea periodicității
Authored by Stela Burcovschi
Chemistry
10th Grade
Used 10+ times
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10 questions
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1.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Este cel mai activ metal din grupa I.
Na
Fr
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Are proprietăți bazice mai pronunțate.
CaO
MgO
BaO
3.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Posedă cea mai înaltă electronegativitate.
F
N
O
H
4.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Formează compus hidrogenat cu formula generală EH3.
O
N
C
Na
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Formează oxid superior cu formula generală EO2.
C
Cl
Ca
Na
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Are proprietăți oxidante mai pronunțate.
Cl
F
I
Br
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Este un reducător mai puteric.
Al
Mg
Na
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