
hóa 10 bt
Authored by Trang Tran
Chemistry
1st Grade
Used 6+ times

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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Trong bảng tuần hoàn có bao nhiêu chu kì?
3
4
7
5
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Nguyên tố X ở chu kì 3, nhóm VA trong bảng tuần hoàn. Số electron ở phân lớp ngoài cùng của X là
3
4
5
6
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Hạt nào sau đây mang điện tích âm?
p
e
q
n
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Nguyên tử A có 13 proton, 14 neutron và 13 electron. Số khối của A là
13
14
26
27
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Nguyên tố Si có cấu hình electron là 1s2 2s2 2p6 3s2 3p2 . Si thuộc loại nguyên tố
s
p
d
f
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Cấu hình nào sau đây là của nguyên tố kim loại?
1s2 2s2 2p6
1s2 2s2 2p6 3s2
1s2 2s2 2p6 3s2 3p5
1s2 2s2 2p6 3s2 3p3
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Cho các nguyên tố: A (Z=11), B (Z=14), D (Z=17) cùng thuộc chu kì 3 của bảng tuần hoàn. Sắp xếp theo chiều tính phi kim tăng dần là
A<B<D
D<B<A
A<D<B
D<A<B
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