Оттек Химия 8-сынып
Quiz
•
Biology
•
1st - 5th Grade
•
Practice Problem
•
Hard
Айжамал Шожикова
Used 65+ times
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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Оттекті ең алғаш ашқан ғалым
А.Лавуазье
К.Шееле
Д.Пристли
Ж.Менье
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Адам ағзасының ... пайызын оттек құрайды
89 %
23 %
49 %
65 %
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Зертханада оттектің алыну реакция теңдеулері
2H2O→2Н2+O2
2KMnO4→ K2MnO4+MnO2+O2
2H2O2→2Н2O+O2
2NaNO3→2NaNO2+O2
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Ауа құрамындағы оттектің пайызы
65 %
23 %
89 %
21 %
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Мұхит сулары массасының неше пайызы оттектен тұрады?
89 %
23 %
49 %
56 %
6.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
Оттегін сынап (ІІ) оксидін (HgO) айырып алған ғалым
А.Лавуазье
К.Шееле
Д.Пристли
Мартин ван Маррум
7.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
Оттектің сипаттамасы
оттек-бейметалл, р-элемент
оттек қосылыстарында екі валентті
салыстырмалы атомдық массасы 32-ге тең
E) оттек-бейметалл, s-элемент
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