Контекст

9-нұсқа

Quiz
•
Chemistry
•
University
•
Hard

Zhamila Rysbek
Used 1+ times
FREE Resource
50 questions
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1.
MULTIPLE SELECT QUESTION
30 sec • 1 pt
Оқыдым
Оқымадым
2.
MULTIPLE SELECT QUESTION
30 sec • 1 pt
Hатрий хлориді ерітіндісінің толық электролизі кезінде катодта 5600 мл (қ.ж.) газ бөлінді. Катодта бөлінген газды литиймен араластырғанда түзілген заттың массасы және электролиздің басқа өнім(дер)і
O2
21,25г
Cl2
4.00г
NaOH
3.
MULTIPLE SELECT QUESTION
30 sec • 1 pt
Сутекті қосылыстарының тұрақтылығы артатын қатар
SnH4, SiH4, CH4
CH4, GeH4, PbH4
PbH4, GeH4, SiH4
CH4, SnH4, PbH4
PbH4, GeH4, CH4
4.
MULTIPLE SELECT QUESTION
30 sec • 1 pt
Диспропорциялану реакция(лары)сы
Ca+Br2
KOH+HCl
H2O+CL2
SO2+H2S
HNO3+CaCl2
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following statements about pressure and solubility is true?
Pressure increases the solubility of solids in solution.
Pressure increases the solubility of gases in solution.
Pressure increases the solubility of liquids in solution.
Pressure has no effect on solubility.
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Cілтілік металл
Ca
Na
Cu
Mg
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The proportion of nitrogen in the composition of air
21
78
50
60
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