រូបមន្ត រកចំនួនម៉ូល ករណីស្គាល់មានឧស្ម័ននៅលក្ខខណ្ឌណាមួយគឺ...
រំលឹកមេរៀនថ្នាក់ទី១២ បំប៉ន (ង)

Quiz
•
Chemistry
•
12th Grade
•
Medium
Seng Rom
Used 5+ times
FREE Resource
12 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
n = CM x Vs
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
ចូរឲ្យឈ្មោះរ៉ាឌីកាល់នេះ ' -C6H5 '
អុិចស៊ីល
ប៉ង់ទីល
បង់ស៊ីល
ផេនីល
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
អាល់កុល គឺជាសមាសធាតុដែលមានបំណ្តុំអុីដ្រុកស៊ី (OH-) ភ្ជាប់ទៅនឹងខ្សែអុីដ្រូកាបួ។
ពិតជាត្រឹមត្រូវ
មិនត្រឹមត្រូវ
មិនចេះ
ពិបាកណាស់
4.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
សមីការគីមីៈ CaCO3 + 2HCl -> CaCl2 + CO2 + H2O
តើប្រភេទគីមីណាខ្លះដែលមានផាសជា aq?
CaCO3
HCl
CaCl2
CO2
H2O
5.
FILL IN THE BLANK QUESTION
1 min • 1 pt
រូបមន្តរបស់ ប៉ូតាស្យូមផូស្វាតគឺ
6.
FILL IN THE BLANK QUESTION
1 min • 1 pt
ក្នុងរូបមន្ត អាម៉ូញ៉ូមស៊ុលផួរ (NH4)2S តើបណ្តុំអាម៉ូញ៉ូមមានវ៉ាឡង់ប៉ុន្មាន?
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
សមីការគីមីៈ H2O2 + 2H+ + 2I- -> 2H2O + I2
ប្រសិនបើ I- ចូលរួមប្រតិកម្ម 0.00250mol តើមានកកើត I2 ប៉ុន្មានម៉ូល?
0.0050mol
0.00125mol
0.050mol
0.01250mol
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