Железо
Authored by Школа шум
Chemistry
9th Grade
Used 5+ times
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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Железо относится к семейству элементов
s
p
d
f
2.
FILL IN THE BLANK QUESTION
1 min • 1 pt
Напишите количество электронов железа на ВНЕШНЕМ уровне
3.
FILL IN THE BLANK QUESTION
1 min • 1 pt
Напишите количество ВАЛЕНТНЫХ электронов железа
4.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
Выберите степени окисления, характерные для желез
-2, 0
0, +1
+2, +3
0, +6
0,+4
5.
FILL IN THE BLANK QUESTION
1 min • 1 pt
Какое количество неспаренных электронов содержится в основном состоянии у атома железа
6.
FILL IN THE BLANK QUESTION
1 min • 1 pt
Какое количество неспаренных электронов содержится в возбужденном состоянии у атома железа
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Для промышленного получения железа используется
Кокс
Водород
Алюминий
Аммиак
Угарный газ
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