хим 43-45 9(2)
Authored by Сабина Арманқызы
Chemistry
1st Grade
Used 2+ times
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15 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Si тотығу дәрежесі
-2;-4;+4
-4;+4
-2;+4
-4;+2
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Каолин
Al2O3•2SiO2•2H2O
K2O•Al2O3•4SiO2
K2O • Al2O3 • 6SiO2 •H2O
K2O•Al2O3•6SiO2
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Ортоклаз
Al2O3•2SiO2•2H2O
K2O•Al2O3•4SiO2
K2O • Al2O3 • 6SiO2 •H2O
K2O•Al2O3•6SiO2
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Слюда
Al2O3•2SiO2•2H2O
K2O•Al2O3•4SiO2
K2O • Al2O3 • 6SiO2 •H2O
K2O•Al2O3•6SiO2
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Өндірісте кремний алу әдісі
SiO2+2C->Si+2CO
SiO2+2Mg->2MgO+Si
SiCl4+2Zn->Si+2ZnCl2
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
1.металлдық жылтыры бар,күмістей сұр түсті зат
2.сұр түсті ұнтақ
А-аморфты В-кристалдық
А-1 В-2
А-2 В-1
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Қырнауыш,радиотехника,пломба мен пластмасса протездерді егеуде қолданылады
Si
SiC
Si3N4
SiO2
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