ត្រៀមគ្រូកម្រិតមូលដ្ឋានទី២
Quiz
•
Chemistry
•
12th Grade
•
Hard
Soeung RTTC
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17 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
កត្តាដែលរំខានដល់លំនឹងនៃប្រព័ន្ធរួមមាន៖
សីតុណ្ហភាព សម្ពាធ និងទំហំភាគល្អិត
សីតុណ្ហភាព សម្ពាធ និង
កំហាប់អង្គធាតុប្រតិករ
សីតុណ្ហភាព សម្ពាធ និងកំហាប់
ទំហំភាគល្អិត
កំហាប់អ/ធប្រតិករ សីតុណ្ហភាព សម្ពាធ និងកាតាលីករ
2.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
សមីការលំនឹង A(g) ⇄ 2X(g) + C(g) K1 = 1.55
B(g) ⇄ X(g) K2 = 25.2
A(g) ⇄ 2B(g) + C(g) K ?
984
26.8
6.10 x 10-4
ឃ) 2.4 x 10-3
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
តើប្រព័ន្ធខាងក្រោមណាមួយដែលលំនឹងរបស់វានឹងរំកិលតាមទិសបណ្តោយ
បើសិនគេបង្កើនមាឌប្រព័ន្ធនៅសីតុណ្ហភាពថេរ?
A2(g) + B2(g) ⇄ 2AB(g
A2(g) + 3O2(g) ⇄2AO3(g)
A2(g) ⇄ 2A(g)
A2(g) + 4B2(g)
⇄ 2AB4(g)
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
i. សម្រាប់ប្រតិកម្ម NH3(g) + HI(l) ⇄ NH4I(s) មានកន្សោមលំនឹង
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
អាស៊ីតខ្សោយមានកម្រិតអ៊ីយ៉ុងកើនឡើង កាលណា៖
កំហាប់ធំ
ចំនួនធាតុរលាយច្រើន
កំហាប់តូច
លាយជាមួយអាស៊ីតខ្លាំង
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
តើម៉ូលេគុលណាមួយ ជាម៉ូលេគុលមិនប៉ូលែ?
CCl4
CHCl3
CH2Cl2
CH3Cl
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
តើpHនៃសូ.ទទួលបានក្រោយលាយមាឌស្មើគ្នានៃសូ.NaOHកំហាប់ 0.1 M
ជាមួយសូ.HCl កំហាប់ 0.01 M ស្មើប៉ុន្មាន?
ក) 2.0 ខ) 7.0
គ) 1.04 ឃ) 12.56
ក
ខ
គ
ឃ
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