THAO GIANG
Quiz
•
Chemistry
•
10th Grade
•
Practice Problem
•
Hard
PHAN QUYEN
Used 11+ times
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5 questions
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1.
MULTIPLE CHOICE QUESTION
5 sec • 1 pt
Chỉ ra nội dung sai khi nói về ion
Ion là phần tử mang điện.
Ion âm gọi là cation, ion dương gọi là anion.
Ion âm gọi là anion, ion dương gọi là cation.
Ion được hình thành khi nguyên tử nhường hay nhận electron.
2.
MULTIPLE CHOICE QUESTION
5 sec • 1 pt
Quá trình nào sau đây đúng:
Mg + 2e → Mg2+
Cl → Cl- + 7e
O + 2e → O2-
Al → Al3- + 3e.
3.
MULTIPLE CHOICE QUESTION
5 sec • 1 pt
Ion dương được hình thành khi
Phi kim nhường proton
Kim loại nhường electron
Kim loại nhận proton
Phi kim nhận electron.
4.
MULTIPLE CHOICE QUESTION
5 sec • 1 pt
Tên của ion Cl-
Cation clorua
Anion clo.
Cation clo
Anion clorua.
5.
MULTIPLE CHOICE QUESTION
5 sec • 1 pt
Một ion có 14n, 13p, 10e. Điện tích của ion này là
4-
3-
4+
3+
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