9-sinf 8 mavzu
Authored by Mahfuza Tosheva
Chemistry
9th Grade
Used 1+ times
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16 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Uglerod guruhiga qaysi elementlar kiradi?
C,Si,Ge,Sn,Pb
C,Si,Ge,Sn,Ca
Cs,Se,Ge,Sn,Pb
C,Si,Gu,Se,Pb
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Uglerod guruhi elementlari qaysi oilaga kiradi?
s
p
d
f
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
uglerod necha valentlik?
II
IV
II,IV
Iv,VI
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Uglerodning yuqori oksidlanish darajasi nechchi?
-2
+2
-4
+4
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Uglerodning quyi oksidlanish darajasi nechchi?
-2
+2
-4
+4
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Uglerod nechanchi guruhda joylashgan?
4
3
5
7
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Uglerodning allatropiyalarini toping?
olmos
grafit
karbin
hammasi
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