Оксиды
Flashcard
•
Chemistry
•
7th Grade
•
Practice Problem
•
Hard
Екатерина Михайловна
FREE Resource
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13 questions
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1.
FLASHCARD QUESTION
Front
Укажите число оксидов в ряду соединений NaOH, H2 , P2O5, FeCl2, HBr, FeSO4, HNO3, N2O
Back
2
2.
FLASHCARD QUESTION
Front
Формула оксида фосфора (III)
Back
P2O3
3.
FLASHCARD QUESTION
Front
Формула оксида азота(IV)
Back
NO2
4.
FLASHCARD QUESTION
Front
оксид серы (IV)
Back
SO2
5.
FLASHCARD QUESTION
Front
Сумма коэффициентов в уравнении реакции, схема которой O2 + Fe = Fe3O4
Back
6
6.
FLASHCARD QUESTION
Front
Вещество MnO2 - это:
Back
оксид марганца (IV)
7.
FLASHCARD QUESTION
Front
Укажите ряд, состоящий ТОЛЬКО из формул оксидов: Na₂O, H₂SO₄, CO₂; Fe₂O₃, MgO, K₂O; NaOH, HNO₃, NO₂; P₂O₅, H₃P, HCI.
Back
Fe₂O₃, MgO, K₂O
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