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.Management Sciences
Category: Chemistry Mcqs
Which of the elements show passivity when treated with conc. HNO3?
A. Fe
B. A
C. Cr
D. All of the above
Industrial materials and thermal power stations are coated with______________________?
A. Polyester resins
B. Epoxy paints
C. Polyamide resins
D. Polyvinyl chloride
Which of the following is not a fatty acid ?
A. Propanoic acid
B. Acetic acid
C. Phthalic acid
D. Butanoic acid
Atom with higher atomic number produces X-rays of__________________?
A. Shorter wavelength
B. Larger wavelength
C. X-ray not produced
D. All are possible
Which one of the following fertilizers provides the nitrogen and phosphorus to the plant ?
A. Urea
B. Calcium superphosphate
C. Diammonium phosphate
D. Potassium nitrate
Which of the following will have highest value of electron affinity_________________?
A. F
B. Cl
C. Br
D. I
The non-ideal behaviour results chiefly from________________?
A. Intermolecular attraction and infinite volume
B. Elastic collisions and finite volume
C. Intermolecular attractions and finite volume
D. Intermolecular attraction only
CO2 is gas while SiO2 is solid at room temperature?
A. carbon is non-metal while silicon is semi-metal
B. CO2 is an independent molecule while SiO2 has network covalent structure
C. CO2 forms multiple bond while silicon does not form multiple bonds
D. Silicon has all sigma bonds
A single atom or group of atoms which gives characteristic properties to a compound is called_________________?
A. radical
B. hydrocarbon
C. functional group
D. ion
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