
Оксиды и их формулы
Authored by Diana Nurgaliyeva
Chemistry
7th Grade

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14 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Как называется класс соединений, образованных металлом и кислородом?
a) Основания
b) Оксиды
c) Кислоты
d) Соли
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Оксидом не является:
HClO2
N2O3
CO2
H2O
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Формула оксида железа (ll)
Fe3O4
FeCl2
A) FeO
FeSO4
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Оксидом является:
Г) N2O3
A) СН4
В) H2SO4
Б) NH3
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Формула оксида фосфора (V):
PCl5
P2O3
Na3PO4
В) P2O5
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Формула оксида железа (III):
Fe2O3
FeCl3
FeCl2
FeO
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Оксидом является:
В) HNO3
Г) Cl2O7
A) O2
Б) NaCl
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