
de kiem tra lop 10 - chuong 1 nguyen tu
Quiz
•
Chemistry
•
10th Grade
•
Practice Problem
•
Medium
Nguyen Hanh
Used 6+ times
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40 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Nguyên tố hóa học là tập hợp những nguyên tử
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Nguyên tử sodium (2311Na) có số proton là
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Mệnh đề nào dưới đây không đúng
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Cấu hình electron của nguyên tử Ca (Z = 20) là
1s22s22p63s23p64s2
1s22s22p63s23p64s1.
1s22s22p63s23p63d2.
1s22s22p63s23p64s24p2
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Cation M+ có cấu hình electron ở lớp ngoài cùng là 2s22p6. Nguyên tử M là:
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Biết Fe có Z = 26. Cấu hình electron nào là của ion Fe2+:
1s22s22p63s23p63d64s2.
1s22s22p63s23p63d6.
1s22s22p63s23p63d5.
1s22s22p63s23p63d44s2.
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Mỗi orbital nguyên tử chứa tối đa
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