
Nhiệt hóa học
Quiz
•
Chemistry
•
University
•
Practice Problem
•
Hard
Hồng Anh
Used 1+ times
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45 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Chọn câu đúng:Trong những cấu hình electron cho dưới đây, những cấu hình có thể có là:
1p2 và 2p6
2d3 và 3f12
3p5 và 5d2
2d10 và 3s2
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Công thức electron của Fe3+(Z=26)
1s22s22p63s23p63d64s2
1s22s22p63s23p63d6
1s22s22p63s23p63d5
1s22s22p63s23p63d34s2
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Cấu hình e ở trạng thái cơ bản
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Cấu hình e hóa trị của ion Fe2+
3d6(có e độc thân)
3d6 (không có e độc thân)
3d44s2(không có e độc thân)
3d44s2(có e độc thân)
Answer explanation
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Dãy ion có bán kính giảm dần
rO2->rF->rNe>rNa+>rMg2+
rMg2+>rNa+>rNe>rF->rO2-
rNe>rO2->rF->rNa+>rMg2+
rO2->rF->rNe>rMg2+>rNa+
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Nguyên tố không thuộc họ S:
A(Z= 35)
B(Z= 37)
C(Z= 11)
D(Z= 4)
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Nguyên tố không thuộc họ P:
Si(Z=14)
Cl(Z=17)
Zn(Z=30)
Te(Z=52)
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