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The formation of energy bonds in solids are in accordance with: (1) Heisenberg's uncertainty principle (2)Bohr's theory (3 )Ohm's law (4) Rutherford's atomic model
Necessary Precautions for Quick Vinegar Process In this process, the following precautions are necessary: a. The concentration of the ethyl alcohol could not be much more th
Q. How to prepare ammonia in industrial level? Ans. Production of Ammonia Ammonia, NH 3 , can be prepared by adding a strong alkali metal (such as sodium) to an ammon
Synthetic Detergents - Oils and Fats The synthetic Syndets or detergents are substitutes of soaps. They comprise cleansing power as good or better as compared to ordinary soaps
The four quantum number for the valence shell electron or last electron of sodium (Z = 11) is: (1) n =1, l= 1, m= -1, s= -1/2 (2) n =3, l=0, m=0, s= +1/2 (3) n =3,
Q. Briefly explain acid-base titration ? Ans. A valuable laboratory technique used by chemists is called an acid-base titration. A titration is a process in which the c
The uncertainty in momentum of an electron is 1 x10 -5 kg- m/s . The uncertainty in its position will be (h= 6.62 x 10 -34 kg - m 2 / s): (1) 1.05 x 10- 28 m
Q. Show the Colorimetric analysis? Colorimetric analysis depends on the variation of the colour with the change in concentration of the compound. Usually, absorption of light i
Question: a) List, with appropriate justifications, the most significant design parameters while constructing a landfill b) Draw the pattern of gas generation in a typical
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