4-нұсқа

Quiz
•
Chemistry
•
9th - 12th Grade
•
Hard
Sabaq Online
Used 1+ times
FREE Resource
30 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
А+ВС→АС+В схемасына сәйкес теңдеу
СаСО₃→СаО+СО₂
2Nа+2НСl→2NаСl+Н₂
FеО+СuСl₂→FеСl₂+СuО
Н₂SО₄+ZnО→ZnSО₄+Н₂O
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
20% - дық 355 г Na₂SO₄ ерітіндісін дайындау үшін қажетті Nа₂SO₄·10H₂О кристаллогидрат пен судың массасы
161 г, 194 г
158 г, 197 г
160 г, 195 г
157 г, 198 г
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Пирометаллургиялық әдіспен алынатын металдар жұбы
Сu,Аl
Fе,Сr
Nа,Li
Сs,Са
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Сөндірілмеген әк
СаС₂
СаО
СаСl₂
Са(НСО₃)₂
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Ароматты көмірсутек
С₇Н₁₂
С₇Н₁₄
С₇Н₁₀
С₇H₈
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Қаныққан көмірсутекке сәйкес келетін көмірсутек
бензол
гексан
ацетилен
этилен
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
14,4 г көміртегін жағуға қажетті оттегінің массасы
32 г
51,2 г
38,4 г
48 г
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