Водород: свойства, получение, применение
Quiz
•
Chemistry
•
7th - 8th Grade
•
Practice Problem
•
Hard
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13 questions
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1.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
Водород - самый распространенный элемент во вселенной. Какова массовая доля водорода в земной коре?
113%
12%
23%
1%
2.
FILL IN THE BLANK QUESTION
45 sec • 1 pt
Назовите три изотопа водорода
3.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
Получение водорода в лаборатории
металл + HCl
неметалл + H2SO4
металл + H2SO4
электролиз воды
4.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
При получсении водорода вытеснением воздуха сосуд:
Держат щипцами
Держат вверх дном
Не держат
Держат осторожно
5.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Впервые выделил водород в чистом виде и назвал "горючим воздухом"
Антуан Лавуазье
Кенри Гавендиш
Генри Кавендиш
Гиппократ
Леброн Джеймс
6.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Водород самый распространенный элемент...
На Земле
На звездах
На википедии
На
7.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
Каким способом получают водород
вытеснением водорода
Вытеснением воды
Вытеснением воздуха
Случайным способом
Любым способом
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