Fosforul și compușii lui
9th Grade
•10 Qs
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Fosforul și compușii lui
Quiz
•
Chemistry
•
9th Grade
•
Medium
Stela Burcovschi
Used 30+ times
FREE Resource
10 questions
Show all answers
1.
MULTIPLE SELECT QUESTION
45 sec • 4 pts
Selectează poziția fosforului în Tabelul Periodic
Perioada a V-a
Grupa a VI-a, subgrupa principală.
Conține în nucleu 15 protoni și 16 neutroni.
Este element nemetalic.
2.
MULTIPLE SELECT QUESTION
45 sec • 2 pts
Sunt modificații alotropice ale fosforului.
fosfor roșu
fosfor alb
fosfor albastru
fosfor oranj
3.
MULTIPLE CHOICE QUESTION
30 sec • 4 pts
Este oxidul superior al fosforului.
P2O5
P2O3
H3PO4
PH3
4.
MULTIPLE SELECT QUESTION
45 sec • 3 pts
Selectează substanțele ce pot interacționa cu fosforul.
Ca
O2
H2
N2
5.
MULTIPLE SELECT QUESTION
45 sec • 4 pts
Selectează substanțele cu care poate interacționa P2O5.
Ca
CaO
Ca(OH)2
CaCl2
6.
MULTIPLE CHOICE QUESTION
45 sec • 4 pts
Denumirea substanței H3PO4
Acid ortofosforic
Acid metafosforic
Acid fosforos
Fosfat de hidrogen
7.
MULTIPLE SELECT QUESTION
45 sec • 4 pts
Selectează substanțele ce pot interacționa cu H3PO4.
Ca
CaO
Ca(OH)2
CaCl2
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