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.Management Sciences
Category: Chemistry Mcqs
One mole of an ideal gas at 546.5 K under 2 atm pressure has a volume of________________?
A. 22.414 m3
B. 44.828 dm3
C. 22.414 dm3
D. 11.212 cm3
Addition of urea to the soil is ____________ reaction?
A. endothermic
B. exothermic
C. both a and b
D. no heat energy is involved
The ore CaSO4.H2O has the general name_______________?
A. Gypsum
B. Dolomite
C. Calcite
D. Plaster of Paris
Secondary cell is_____________________?
A. rechargeable
B. non rechargeable
C. electrolytic cell
D. Daniel cell
When toluene reacts with chlorine in sunlight the first major product is__________________?
A. Benzy1 chloride
B. Benzal dichloride
C. O-chlorotoluene
D. O-chlorotoluene and P-chlorotoluene
The introduction of Kelvin scale in thermodynamic is according to_______________?
A. Boyles law
B. Charles law
C. Daltons law
D. Grahams law
Which of the following can be used in laptops ?
A. Silver oxide battery
B. Fuel cell
C. Nickel cadmium cell
D. Lead accumulator
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