Железо
Authored by Эльмира Эминова
Chemistry
1st - 4th Grade
Used 7+ times
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9 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 5 pts
Число валентных электронов в атоме железа
2
4
6
8
2.
MULTIPLE CHOICE QUESTION
30 sec • 5 pts
Какое вещество изображено на рисунке
FeO
Fe(OH)2
Fe2O3
Fe(OH)3
3.
MULTIPLE CHOICE QUESTION
30 sec • 5 pts
Какое вещество образовалось в химическом стакане?
FeO
Fe(OH)2
Fe2O3
Fe(OH)3
4.
MULTIPLE SELECT QUESTION
1 min • 5 pts
С какими из перечисленных веществ железо взаимодействует при обычных условиях?
HCl
HNO3(разб)
HNO3(конц)
H2SO4(разб)
H2SO4(конц)
5.
DRAW QUESTION
45 sec • 5 pts
Запишите продукты взаимодействия Fe+HCl →
6.
DRAW QUESTION
45 sec • 5 pts
Запишите продукты взаимодействия Fe+H2SO4(разб)
7.
DRAW QUESTION
1 min • 5 pts
Запишите продукты взаимодействия Fe+HNO3(разб)
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