12th Standard Syllabus & Materials
12th Standard
TN 12th Computer Applications மின்னணு தரவு பரிமாற்றம் Sample Question Papers Study Material - QB365 Set A
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TN 12th Computer Applications மின்னணு செலுத்தல் முறைகள் Sample Question Papers Study Material - QB365 Set A
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TN 12th Computer Applications மின் - வணிகம் Sample Question Papers Study Material - QB365 Set A
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TN 12th Computer Applications திறந்த மூல கருத்துருக்கள் Sample Question Papers Study Material - QB365 Set A
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Published on: 18/06/2021
QB365 provides detailed and simple solution for every Creative Questions in class 12 Chemistry Subject. It will helps to get more idea about question pattern in
every Creative questions with solution.
Download Tamil Nadu 12th Standard Chemistry question papers, model tests, one-mark questions, important questions, and public exam papers in PDF format. Free study materials and answer keys for TN State Board students.
Questions + Answers key
Take MCQ Chemistry Test1.
Colloids are purified by _______.
precipitation
coagulation
dialysis
filtration
2.
For chemisorption, which is wrong?
irreversible
it requires activation energy
it forms multimolecular layers on adsorbate
surface compounds are formed
3.
Oil soluble dye is mixed with emulsion and emulsion remains colourless then, the emulsion is _______.
O/W
W/O
O/O
W/W
4.
Colloidal medicines are more efffective because _______.
they are clean
they are easy to prepare
the germs move towards them
they are easily assimilated and adsorbed
5.
The phenomenon of Tyndall's effect is not observed in _______.
emulsion
colloidal solution
true solution
none
1.
(c)
dialysis
2.
(c)
it forms multimolecular layers on adsorbate
3.
(a)
O/W
4.
(d)
they are easily assimilated and adsorbed
5.
(c)
true solution
12th Standard Syllabus & Materials
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Tamilnadu Stateboard 12th Standard Subjects
Maths
Chemistry
Physics
Biology
Computer Science
Business Maths and Statistics
Economics
Commerce
Accountancy
History
Computer Applications
Biology
Computer Technology
Computer Applications
Computer Science
Business Maths and Statistics
Commerce
Economics
Maths
Chemistry
Physics
Computer Technology
History
Accountancy
Tamil
English
French
Tamilnadu Stateboard Standards
