រំលឹកមេរៀនថ្នាក់ទី១២ បំប៉ន (ជ)

Quiz
•
Chemistry
•
12th Grade
•
Hard
Seng Rom
Used 5+ times
FREE Resource
17 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
តើសមាសធាតុណាដែលមិនរលាយក្នុងទឹក?
Ca(OH)2
Ba(OH)2
Al(OH)3
Sr(OH)2
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
សមីការគីមី គឺជាសមីការ......................
ដែលគេសរសេរជាអក្សរ
ដែលគេសរសេរដោយប្រើនិមិត្តសញ្ញាគីមី
ដែលគេសរសេរតែប្រភេទគីមីដែលចូលរួមប្រតិកម្ម
គ្មានចម្លើយ
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
សមីការគីមីៈ Mg(NO3)2 + Na2CO3 -> MgCO3 + 2NaNO3
តើសមាសធាតុណាមួយដែលជាកករ?
Mg(NO3)2
Na2CO3
MgCO3
NaNO3
4.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
តើសមាសធាតុគីមីណាខ្លះ ដែលមានក្នុងកូកាកូឡា?
ប៊ីកាបូណាត (HCO3-)
ស្ករ (C12H22O11)
អាស៊ីតផូស្វរិច (H3PO4)
កាហ្វេអុីន (C8H10N4O2)
ទឹក (H2O)
5.
FILL IN THE BLANK QUESTION
1 min • 1 pt
រូបមន្តរបស់ កាត់ម្ញូ៉ម នីត្រាត គឺ
6.
MULTIPLE CHOICE QUESTION
30 sec • Ungraded
ប្រសិនបើអ្នកអាចផ្លាស់ប្តូរបាន តើអ្នកចង់ក្លាយជាអ្វី?
បក្សី
ដើមឈើ
មេឃ
រក្ខជាតិ
ទឹក
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
សមីការគីមីៈ 2MnO4- + 5H2C2O4 + 6H+ -> 2Mn2+ + 8H2O + 10CO2
ទំនាក់ទំនងល្បឿនខណៈបំបាត់ MnO4- និង H2C2O4 គឺ
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