numerical
The volume of water to be added to 100cm3 of 0.5 N N H2SO4 to get decinormal concentration is : (a) 400 cm3 (b) 500cm3 (c) 450cm3 (d)100cm3
order of decreasing basicity of urea and its substituents
A 500 gm tooth paste sample has 0.2g fluoride concentration. Determine the concentration of F in terms of ppm level: (a) 250 (b) 200 (c) 400 (d) 1000Answer: (c) F-ions in ppm = (0.2/500) x 106 = 400
Which is not a colligative property: (a) Refractive index (b) Lowering of vapour pressure (c) Depression of freezing point (d) Elevation of boiling point
Illustrate the 3 facts on evaporation?
What is the utilization of glacial acetic acid? Briefly describe the uses.
Describe the various cons of eating the organic foods? Briefly illustrate it.
Common system According to this system, the individual members are named according to alkyl groups att
Which is more reactive towards nucleophilic substitution aryl halide or vinyl halides
Provide solution of this question. Unit of mole fraction is: (a) Moles/litre (b) Moles/litre2 (c) Moles-litre (d) Dimensionless
discuss practical uses of coordination compounds
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