Các hạt cơ bản chính của một nguyên tử là gì?

Understanding Atomic Structure and Electrons

Flashcard
•
Science
•
10th Grade
•
Hard
Duyen Pham
Used 1+ times
FREE Resource
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10 questions
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1.
FLASHCARD QUESTION
Front
Back
Proton, Neutron, Electron
2.
FLASHCARD QUESTION
Front
What is the charge of a proton?
Back
+1 elementary charge
3.
FLASHCARD QUESTION
Front
How do neutrons contribute to the atomic mass?
Back
Neutrons contribute to the atomic mass by adding approximately one atomic mass unit each to the total mass of the atom.
4.
FLASHCARD QUESTION
Front
Số lượng tối đa electron có thể chiếm lĩnh mức năng lượng đầu tiên là bao nhiêu?
Back
2
5.
FLASHCARD QUESTION
Front
Mô tả cấu hình electron của carbon (C).
Back
1s² 2s² 2p²
6.
FLASHCARD QUESTION
Front
Ý nghĩa của số nguyên tử là gì?
Back
Số nguyên tử có ý nghĩa vì nó xác định nguyên tố và các thuộc tính của nó.
7.
FLASHCARD QUESTION
Front
How do you determine the number of valence electrons in an element?
Back
The number of valence electrons is determined by the group number of the element in the periodic table.
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