
Фосфор

Quiz
•
Chemistry
•
9th Grade
•
Hard
Томирис Нуржанкызы
Used 2+ times
FREE Resource
6 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Фосформен әрекеттесетін заттар
KCl, H2, BaO
NaCl, Al, Li2O
O2, S, CaCl2
MgO, N2O5, Cl2O7
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Фосфордың болуы мүмкін тотығу дәрежелері?
-2, +4
-3, +5
-1, +7
+2, +4
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Фосфиннің формуласы
PH3
NH3
AsH3
PCl3
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Натрий дигидрофосфаты формуласы
Na3PO4
Na2HPO4
NaH2PO4
NaHCO3
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Фосфор (V) оксидімен әрекеттесетін заттар қатары
NaOH, H2O, BaO
CO2, Cl2O7, Al(OH)3
SO3, N2O5, HCl
Ag, Cu(OH)2, H3BO3
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Фосфордың табиғаттағы қоры ...түрінде болады
CaSiO3
3Ca3(PO4)2 * CaF2
Ba3(PO4)2
H3PO4
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