nguyên tố hóa học_KHTN7

Quiz
•
Other
•
6th Grade
•
Hard
NGUYỄN EAPHE
Used 3+ times
FREE Resource
15 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Nguyên tố nào mà nguyên tử có số điện tích hạt nhân là +8?
Oxygen
Nitrogen
Hydrogen
Carbon
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Nguyên tố kim loại chiếm khoảng bao nhiêu % trong bảng tuần hoàn?
80%
60%
78%
90%
3.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
Nguyên tố phim kim thuộc nhóm nào trong bảng tuần hoàn?
IA, IIIA
IVA, VA
VIA, VIIA
Từ IA đến VIIA
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Nguyên tố X trong nguyên tử có điện tích +15. Vậy X thuộc chu kì?
3
2
1
4
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Nguyên tố khí hiếm ( Khí trơ) thuộc nhóm
VIIIB
VIIIA
VIIA
VIIB
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Nguyên tố thuộc chu kỳ 3 nhóm IIIA. Vậy nguyên tử nguyên tố đó có số neutron là bao nhiêu?
27
13
14
16
7.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
Nguyên tử có các hạt mang điện là
proton
neutron
electron
proton và neutron
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