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.Management Sciences
Category: Chemistry Mcqs
The ore CaSO4.H2O has the general name_______________?
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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
In electrolytic cell electricity carries________________?
A. spontaneous reaction
B. non-wpontaneous reaction
C. neutralization
D. all of above
Special features of borate glass is that it is_________________?
A. Heat resistant
B. Low melting
C. Used to prepare chemical garden
D. Green in colour
In order to mention the boiling point of water at 110°C the external pressure should be ?
A. Between 760 torr and 1200 torr
B. Between 200 torr and 760 torr
C. 765 torr
D. any value of pressure
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