
ATOMUL - PARTEA IV
Authored by IRINA MARIN
Science
9th Grade
Used 4+ times

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20 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Atomul elementului (A) are în învelişul electronic cu 2 electroni mai mult decât atomul elementului (B) şi cu 2 electroni mai puţin decât atomul elementului argon. Elementele (A) şi (B) (ZAr=18), Z S=16, Z Si =14, Z C=6, ZO=8,
(A) sulful şi (B) siliciul
(A) carbonul și (B) oxigenul
(A) sulful şi (B) oxigenul
(A) siliciul și (B) oxigenul.
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Elementul chimic aluminiu face parte din blocul de elemente:
s
d
p
f
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Elementul chimic cu numărul atomic 11 face parte din blocul de elemente s
A
F
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Elementul chimic ai cărui atomi au configurația electronică a ultimului strat 3s2
face parte din blocul p de elemente
are doi electroni necuplați
formează cationi divalenți
are configurație stabilă de dublet
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
În seria Na+ , O2 − , F − , Cl− specia chimică care are configurație electronică diferită de a celorlalte este:
Z Na=11, Z O=8, Z F=9, Z Cl=17
Na+
O2 −
F −
Cl−
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Speciile de atomi cu acelaşi număr de protoni, dar cu număr diferit de electroni sunt izotopi ai unui element chimic
A
F
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Atomul unui element chimic are electronul distinctiv într-un orbital de tip p. Elementul chimic poate fi:
Na
Al
Mg
Li
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