1
MHT CET 2024 9th May Morning Shift
MCQ (Single Correct Answer)
+1
-0

Which of the following solvents reduces the environmental pollution?

A
Water
B
Dichloromethane
C
Trichloromethane
D
Tetrachloromethane
2
MHT CET 2024 3rd May Morning Shift
MCQ (Single Correct Answer)
+1
-0

Which from following statements is NOT true according to principles of green chemistry?

A
It is good to use the technique of protection and deprotection of functional group in organic synthesis.
B
Use of chemicals derived from plant resource is better than crude oil.
C
Use of biodegradable pesticides is advantageous.
D
Use of critical $\mathrm{CO}_2$ as solvent is better than organic solvents.
3
MHT CET 2023 14th May Evening Shift
MCQ (Single Correct Answer)
+1
-0

Which from following is an example of two dimensional nanostructures?

A
Nanoparticles
B
Thin films
C
Quantum dots
D
Nanowires
4
MHT CET 2023 10th May Morning Shift
MCQ (Single Correct Answer)
+1
-0

Which among following statements is NOT true according to principles of green chemistry?

A
In a chemical synthesis the waste product should be zero or minimum.
B
Good atom economy means very few atoms of reactants are incorporated in the product.
C
Only small amounts of unwanted by products are formed.
D
Use of lindane is better than DDT.
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