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Chemistry

Chemistry
The unit to measure the flow of water is

Micro Mho
Ohm meter
Cusecs
Milli curie

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Chemistry
Glycol is added to aviation gasoline because it

Reduces evaporation of petrol
Prevents freezing of petrol
Increases efficiency of petrol
Reduces consumption of petrol

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Chemistry
Which amidst the following is not a gem stone ?

Pearl
Opal
Cat's-eye
Topaz

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Chemistry
Soldering of two metals is possible because of the property of :

Osmosis
Surface tension
Cohesion
Viscosity

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Chemistry
The following are the half lives of four active isotopes. Which one of the following is the most dangerous to handle?

3 billion years
100 years
0.01 minute
13 days

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Chemistry
The antiseptic compound present in dettol is

Cresol
Iodine
Biothional
Enloroxylenol

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