
Kiểm Tra Trắc Nghiệm Hóa Học Lớp 7
Flashcard
•
Chemistry
•
9th Grade
•
Practice Problem
•
Hard
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1.
FLASHCARD QUESTION
Front
Nguyên tử được cấu tạo từ các loại hạt nào?
Back
Proton, Neutron, Electron.
2.
FLASHCARD QUESTION
Front
Nguyên tố hóa học là tập hợp các nguyên tử có cùng số nào?
Back
Số proton.
3.
FLASHCARD QUESTION
Front
Số hiệu nguyên tử của một nguyên tố bằng với số nào?
Back
Số proton.
4.
FLASHCARD QUESTION
Front
Nguyên tố nào trong bảng tuần hoàn có số hiệu nguyên tử là 8?
Back
Oxi (O).
5.
FLASHCARD QUESTION
Front
Nguyên tử nào có 11 proton trong hạt nhân?
Back
Sodium (Na) hoặc Natri (Na).
6.
FLASHCARD QUESTION
Front
Proton là gì?
Back
Là hạt mang điện tích dương trong hạt nhân nguyên tử.
7.
FLASHCARD QUESTION
Front
Neutron là gì?
Back
Là hạt không mang điện trong hạt nhân nguyên tử.
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