haloalkane
how haloalkane can be prepared by refluxing alcohol with hydrohalic acids
what is the equation for calculating molar mass of non volatile solute
order of decreasing basicity of urea and its substituents
Which one is polar HCl or HF?
Give me answer of this question. When a substance is dissolved in a solvent the vapour pressure of the solvent is decreased. This results in: (a) An increase in the b.p. of the solution (b) A decrease in the b.p. of the solvent (c) The solution having a higher fr
Give me answer of this question. Among the following substances the lowest vapour pressure is exerted by: (a) Water (b) Mercury (c) Kerosene (d) Rectified spirit
Particles of quartz are packed by:(i) Electrical attraction forces (ii) Vander Waal's forces (iii) Covalent bond forces (iv) Strong electrostatic force of attraction Answer: (iii)
The weight of pure NaOH needed to made 250cm3 of 0.1 N solution is: (a) 4g (b) 1g (c) 2g (d) 10g Choose the right answer from above.
While a substance is dissolved in a solvent, the vapour pressure of the solvent is decreased. This results in: (a) An increase in the boiling point of the solution (b) A decrease in the boiling point of solvent (c) The solution having a higher freezing point than
Illustrate alum?
Ion Selective Electrodes An ion selective membrane can be used to form an electrochemical cell whose emf depends on the concentration of that ion. Before we proceed to an important application of emf measurements, brie
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