
Քիմիա 8 07․02․2025
Authored by Merri Hakobyan
Chemistry
8th Grade
20 Questions
Used 1+ times

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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Ո՞րն է տեղակալման ռեակցիայի հավասարում
2KJ+Cl2=2KCl+J2
KCl+AgNO3=KNO3+AgCl
KOH+HCl=KCl+H2O
2KClO3=2KCl+3O2
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Մոլը`
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
. 0,1 մոլ ալյումինի զանգվածը / գ/ հավասար է`
5,4
54
2,7
27
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
12,04 ×1023 մոլեկուլ գազի նյութաքանակն է`
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Ո՞ր գրառումն է ճիշտ
Ar (H) =1գ/մոլ
Ar (Cu) =64գ
M(O2) =32գ/մոլ
M (H2) =2մոլ
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Մոլեկուլը`
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Քիմիական հավասարում կարելի է կազմել հետևյալ պրոցեսի համար .
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