
KHTN - HÓA 7 - BTH (P2)
Quiz
•
Science
•
7th Grade
•
Practice Problem
•
Easy
Nguyễn Thu Nhàn
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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
BTH hiện nay có ... nhóm A và 8 nhóm B
8
7
10
16
2.
FILL IN THE BLANK QUESTION
30 sec • 1 pt
BTH hiện nay có 3 chu kì nhỏ và ... chu kì lớn
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Nguyên tử X có 1 electron ở lớp ngoài cùng.
Nguyên tố X thuộc nhóm nào?
IA
IB
VIIA
VIIIA
4.
FILL IN THE BLANK QUESTION
30 sec • 1 pt
Nguyên tử X có 4 lớp electron.
Nguyên tố X thuộc chu kì mấy?
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Nhóm gồm các nguyên tố phi kim hoạt động mạnh (phi kim điển hình) là
VIIA
VIIB
VIIIA
IA
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Nguyên tố X tạo nên chất khí duy trì sự sống và duy trì sự cháy.
X là nguyên tố nào?
Oxygen
Nitrogen
Carbon
Hydrogen
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Nguyên tố nào dưới đây thuộc nhóm VIIIA (khí hiếm) trong BTH?
Helium
Hydrogen
Lithium
Clorine
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