Tìm kiếm môi trường
Quiz
•
Chemistry
•
University
•
Hard
Trang Phan
FREE Resource
16 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Xác định có mặt ion Ba2+, dùng
H2SO4 mtr KMnO4
Tủa của BaCO3 trong KMnO4
H2SO4 mtr KMnO4 và sau H2O2
Đều sai
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Xác định có mặt ion Ba2+ với DD H2S tạo tủa , tủa này tan
HCl
CH3COOH
CH3COOH, HCl
CH3COOH, HCl , NaOH
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Xác định có mặt ion Al3+ với hh NH4OH + NH4Cl tạo tủa keo trắng
tan NaOH,HCl
tan CH3COOH
Ko tan NaOH,HCl
ko tan CH3COOH
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
P/ứng Mg2+ với NaOH 2N tủa trắng, ko tan
DD NaOH 2N (dư )
DD HCl 2N
DD CH3COOH
DD NH4Cl
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
P/ứng Na+ với TT Streng mtr
NaOH
NH4Cl
CH3COOH
DD đệm
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
P/ứng I- với TT HgCl2 thành kết tủa đỏ , tủa này tan
HNO3
HgCl3 (dư )
I- (dư)
ko tan 3 mtr
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
P/ứng anion nhóm 2 với TT Ba(NO3)2 thành kết tủa , tan
HNO3 2N
HCl 2N
H2CO3
A,B đều đúng
Create a free account and access millions of resources
Create resources
Host any resource
Get auto-graded reports

Continue with Google

Continue with Email

Continue with Classlink

Continue with Clever
or continue with

Microsoft
%20(1).png)
Apple
Others
By signing up, you agree to our Terms of Service & Privacy Policy
Already have an account?
Similar Resources on Wayground
20 questions
Green Chemistry - Chapter 5
Quiz
•
University
20 questions
Alquenos y Alquinos
Quiz
•
University
15 questions
Викторина по алкенам
Quiz
•
9th Grade - University
15 questions
Tabla periódica
Quiz
•
University
16 questions
Egoera aldaketak eta grafikoak
Quiz
•
11th Grade - University
17 questions
ANCOL – PHENOL
Quiz
•
1st Grade - University
16 questions
Chủ đề: Oxi-SO2-SO3-H2S
Quiz
•
10th Grade - Professi...
12 questions
Nhà nước Pháp quyền
Quiz
•
University
Popular Resources on Wayground
10 questions
Ice Breaker Trivia: Food from Around the World
Quiz
•
3rd - 12th Grade
20 questions
MINERS Core Values Quiz
Quiz
•
8th Grade
10 questions
Boomer ⚡ Zoomer - Holiday Movies
Quiz
•
KG - University
25 questions
Multiplication Facts
Quiz
•
5th Grade
22 questions
Adding Integers
Quiz
•
6th Grade
20 questions
Multiplying and Dividing Integers
Quiz
•
7th Grade
10 questions
How to Email your Teacher
Quiz
•
Professional Development
15 questions
Order of Operations
Quiz
•
5th Grade
