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PPSC Chemistry Part VII NanoChemistry Online Test
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Total Questions20
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Time Allowed20
PPSC Chemistry Part VII NanoChemistry Online Test
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Question # 1
Chemical and physical properties of metal nano particles of atoms were observed to change periodically depending upon
Question # 2
Who coined the word nanotechnology.
Question # 3
Which of the following does not apply to nanotechnology.
Question # 4
The suffix '-ene' in the name of fullerene shows the presence of ___ in the molecule.
Question # 5
In Nano synthesis new unsual chemical reactions are due to.
Question # 6
The size of nanoparticles is between __________ nm
Question # 7
The prefiex 'nano' comes from a
Question # 8
Which of the microscope techniques is similar to the Atomic Force Microscopy (AFM)
Question # 9
The diameter of hydrogen atom is.______________nm
Question # 10
The thermal conductivity of an SWNT along length is _____ watt/(m.k)
Question # 11
The orientation of a crystalline surface is confidently defined in terms of.
Question # 12
The most important problem regarding nano chemistry
Question # 13
Nanoscience can be studied with the help of
Question # 14
Opticla tweezers
Question # 15
20 micron =____________________ nm
Question # 16
Which of these historical works of art contain nanotechnology.
Question # 17
Fullerene or bucky ball is made up of ________ carbon atoms.
Question # 18
The particles of about 1 nm need _______ activation energy to enter either aggregation processes or reactions to give to new chemicals.
Question # 19
What does 'F' stand for in AFM.
Question # 20
Which of the following techniques is bulk technique.
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Biology Chapter 1 MCQ - PDF
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Download PDF with answers to study online or offline. The PDF cotnains all MCQ questions with answers for Class 10 Biology Chapter 1 - Acids and Liquids. Total questions are 12.