Ôn tập kí hiệu hoá tri CTHH
7th Grade
•50 Qs
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Ôn tập kí hiệu hoá tri CTHH
Quiz
•
Chemistry
•
7th Grade
•
Practice Problem
•
Medium
Lê Phần
Used 12+ times
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50 questions
Show all answers
1.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
Hydrogen
kí hiệu H
Hoá trị I
Khối lượng 1
phi kim khí
2.
FILL IN THE BLANK QUESTION
1 min • 1 pt
Kí hiệu O tên nguyên tố là
3.
FILL IN THE BLANK QUESTION
1 min • 1 pt
Khối lượng nguyê tử là 14 amu. Tên nguyên tử là
4.
FILL IN THE BLANK QUESTION
1 min • 1 pt
Nguyên tố có hoá trị II và III và có khối lượng nguyên tử là 56 amu. Kí hiệu hoá học là
5.
FILL IN THE BLANK QUESTION
1 min • 1 pt
khối lượng nguyên tử là 39 amu, hoá trị 1. tên nguyên tố là
6.
FILL IN THE BLANK QUESTION
1 min • 1 pt
Khối lượng nguyên tử là 31 amu. hoá trị III và V. Tên nguyên tố là
7.
FILL IN THE BLANK QUESTION
1 min • 1 pt
Khối lượng nguyên tử của Ca là ? amu
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