
Tes Awal Modul VIII Kimia Analisa - Senin 04 Mei
Authored by labptk1 upnvjt
Chemistry
University
Used 6+ times

AI Actions
Add similar questions
Adjust reading levels
Convert to real-world scenario
Translate activity
More...
Content View
Student View
13 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
What is the complexometric indicator that is normally used in EDTA-based titration?
Eriocrome Black T
Eriochrome Black T
Erochrome Black T
None of the above
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What are the potential sites for dative covalent bonding in EDTA complex?
2 N's and 2 O's
2 N's and 4 O's
4 N's and 2 O's
4 N's and 4 O's
3.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
What is the unit for calculating hardness of water?
g/L
parts per billion
parts per million
non of the above
4.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
What is the color change of Eriochrome Black T in EDTA titration?
Red to green
Red to blue
Blue to purple
Purple to black
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the pH of the buffer solution used in a normal EDTA titration?
8
9
10
11
6.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Total hardness is calculated assuming that it was ALL ____?
MgSO4
CaCl
Al2O3
CaCO3
7.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
What is the mole ratio between EDTA and metal cation in complexometric titration?
1:6
1:4
1:2
1:1
Access all questions and much more by creating a free account
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
Already have an account?