
8lesson1
Authored by Sinit MOEURN
Chemistry
8th Grade
Used 15+ times

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28 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
1. អេឡិចត្រុងវិលជុំវិញ
ក. ណ្វៃយ៉ូ
ខ. អាតូម
គ. ប្រូតុង
ឃ. ណឺត្រុង
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
2. ដើម្បីវាស់អង្កត់ផ្ចឹតអាតូម គេប្រើប្រាស់ខ្នាត
ក. មីក្រូម៉ែត្រ
ខ. ពីក្រូម៉ែត្រ
គ. ណាណូម៉ែត្រ
ឃ. អាំស្រ្តង់
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
3. អាតូមដែកមានអង្កត់ផ្ចិតប្រវែង
ក. 0.15nm
ខ. 0.25nm
គ. 0.35nm
ឃ. 0.45nm
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
ឧស្ម័នកាបូនម៉ូណូអុកស៊ីត (CO)ជាប្រភេទម៉ូលេគុល
ក. ម៉ូណូអាតូម
ខ. ឌីអាតូម
គ. ទ្រីអាតូម
ឃ. តេត្រាអាតូម
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
5. ខាងក្រោមនេះ ណាមួយជាប្រភេទម៉ូលេគុលទ្រីអាតូម
ក.NaCl
ខ.HF
គ. MgO
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
6. តើម៉ូលេគុលណាមួយដែលមានចំនួនអាតូមច្រើនជាងគេ?
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
ក. 9
ខ. 6
គ. 4
ឃ. 3
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