
Химия 251-300
Quiz
•
Others
•
12th Grade
•
Practice Problem
•
Easy
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50 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Бір негізді қышқыл:
азот қышқылы
күкірт қышқылы
көмір қышқылы
кремний қышқылы
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Қышқыл тұз:
KHSO4
Mg(OH)Cl
K2NaPO4
Na[Al(OH)4]
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Реакциядағы X заты: HNO3 + KOH = KNO3 + X
H2O
KNO3
H2O
HNO3
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Фосфордың +3 тротығу дәрежесін қөрсететін қосылысы:
P2O3
PH3
H3PO4
HPO3
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Мына қосылыстардағы күкірттің тотығу дәрежесі BaS, K2S, Al2S3:
екі
бір
үш
төрт
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Азоттың бір валентті қосылысы:
N2О
N2O3
NO
NO2
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Азоттың екі валентті қосылысы:
NO
N2O3
N2
NO2
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