Plus Two Chemistry Chapter Wise Previous Year Questions and Answers. We covered all the Plus Two Chemistry Chapter Wise Previous Year Questions and Answers in this post for free so that you can practice well for the exam.
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Plus Two Chemistry Chapter Wise Previous Year Objective Questions and Answers for Students
X-ray diffractometer is used to detect:
(A) Preliminary confirmation of formation of nanoparticles.
(B) Particle size, crystal structure, and geometry.
(C) Morphology
(D) Binding nature
Option b – Particle size, crystal structure, and geometry
TEM is used to detect:
(A) Morphology
(B) Particle size
(C) Crystal structure
(D) Geometry
Option b – Particle size
FTIR is used to detect:
(A) Absorption of functional group and binding nature.
(B) Particle size
(C) Geometry
(D) Morphology
Option a – Absorption of functional group and binding nature
Nanoparticles can contribute to stronger, lighter, cleaner, and smart surfaces and they are used in the manufacturing of:
(A) Scratchproof eyeglass
(B) Sunscreens
(C) Crack-resistant paints
(D) All of these
Option d – All of these
Nanotechnology is used in:
(A) MRAM
(B) Electronic devices
(C) Water cleaning
(D) All of these
Option d – All of these
Example of self-cleaning material is:
(A) Lotus plant
(B) Mango plant
(C) Hybrid plants
(D) None of these
Option a – Lotus plant
Nanotechnology is commonly used in:
(A) Electronics and computers
(B) Make solar power more economic
(C) Manufacturing of smart drugs
(D) All of these
Option d – All of these
Disadvantages of nanotechnology are:
(A) Increase in air pollution
(B) Cause lung diseases
(C) Affects respiratory tract of humans due to small particle size
(D) All of these
Option d – All of these
We covered all the plus two chemistry chapter-wise previous year questions and answers above in this post for free so that you can practice well for the exam.
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