Реакция теңдеуінің оң жағындағы коэффициенттер қосындысы: KMnO4+HCl=MnCl2+KCl+H2O+Cl2

Бейорг 31-60

Quiz
•
Chemistry
•
1st Grade - University
•
Easy

Nazerke Kamshybekova
Used 32+ times
FREE Resource
28 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
8
12
17
4
18
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
11 атм
1 атм
1,12 атм
2,4атм
22,4 атм
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Гидролиздену нәтижесінде сілтілік орта көрсетеді:
NaCl
NH4Cl
Zn(NO3)2
CuCl2
Na2SO3
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
0,15
0,10
0,03
0,30
0,60
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
0,01М калий гидроксиді ерітіндісінің рН:
2
11
12
10
8
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
U – ішкі энергия, PV -жұмыс, G- Гиббс энергиясын сипаттайтын H=U функциясының өрнегі:
H =U
H=G+U+PV
H=PV
H=G-PV
H=U+PV
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
H2 + I2 =2HI түзілуінде байланыс механизмі:
H2+I2=2HI
H2=2H 2H+I2=2HI
I2=2I 2I+H2=2HI
I2=2I H2=2H 2I+2H=2HI
2H2+2I2=4HI
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