រំលឹកមេរៀនថ្នាក់ទី១២ បំប៉ន (ឆ)

Quiz
•
Chemistry
•
12th Grade
•
Medium
Seng Rom
Used 5+ times
FREE Resource
8 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
សមីការគីមីៈ MgCl2 + K2CO3 -> MgCO3 + 2KCl
តើសមាសធាតុមួយណាជាកករ (S)?
MgCl2
K2CO3
MgCO3
KCl
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
សមីការគីមីៈ Fe(OH)2 + HCl -> FeCl2 + H2O
តើប្រតិកម្មនេះគេហៅថាប្រតិកម្មអ្វី?
ប្រតិកម្មជំនួស
ប្រតិកម្មអាស៊ីតបាស
ប្រតិកម្មបំបែក
ប្រតិកម្មបន្សំ
3.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
សមីការគីមីៈ 2Al + 6HCl => 2AlCl3 + 3H2
តើទំនាក់ទំនង ចំនួនម៉ូលណាខ្លះដែលត្រឹមត្រូវ?
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
រូបមន្ត កាល់ស្យូមស៊ុលផាត អាម៉ូញ៉ូមស៊ុលផាត ដែក III ស៊ុលផាត គឺ
(NH4)2SO4, CaSO4 និង Fe(SO4)3
CaSO4, (NH4)2SO4, និង Fe2(SO4)3
Ca2SO4, (NH4)2SO4, និង Fe2(SO4)3
NH4SO4, CaSO4 និង Fe2(SO4)3
5.
FILL IN THE BLANK QUESTION
1 min • 1 pt
រូបមន្ត ប្រាក់កាបូណាត គឺ
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
ល្បឿនមធ្យមបំបាត់អង្គធាតុប្រតិករ (R) គឺជាតម្លៃផ្ទុយនឹងផលធៀបរវាងបម្រែបម្រួលកំហាប់ R នឹងបម្រែបម្រួលរយៈពេល។
ត្រឹមត្រូវ
មិនត្រឹមត្រូវ
មិនចេះ
មិនដឹង
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
សមីការគីមីៈ 2Fe + 3H2SO4 -> Fe2(SO4)3 + 3H2
បើគេប្រើ 0.2mol Fe តើគេទទួលបានឧស្ម័ន H2 ប៉ុន្មាន L?
Vm = 22.4L/mol
6.72L
67.2L
2.98L
29.8L
8.
MULTIPLE CHOICE QUESTION
30 sec • Ungraded
ប្រសិនបើអ្នកមានឳកាសបានជួបនរណាម្នាក់នៅពេលនេះ តើជាអ្នកណា?
ដាណេ
ធីម៉ា
យូហ័ង
ចរិយា
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