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Q. why is sodium aluminates is a better coagulates then ferrous sulphates or alum? Ans. Sodium aluminates (NaAlO 2 ): It is better coagulant than FeSO 4 and alum because i
AS THIS ALKALI METALS HAS LARGE SIZE AND LESS IONISATION ENERGY THEY LOSE THEIR OUTERMOST ELECTRON EASILY. PHOTOELECTRIC EFFECT MEANS EJECTION OF ELECTRONS FROM A METAL WHEN THEY
Formaldehyde: Formaldehyde is the initial member of the aldehyde sequence. It is lie in green leaves of plants where its presence is supposed to be due to the reaction of with w
Q. Example on Crystal field splitting in octahedral complexes? Here four ligands lie in one plane and the other two in a plane perpendicular to the first plane. Six ligands are
Which of the following set of quantum numbers is possible: (1) n=3, l=2, m=2,and s = +1/2 (2) n=3, l=4, m=0,and s = -1/2 (3) n=3, l=2, m=2,and s = +1/2 (4
Q. Development of off-flavours and objectionable taste in fats? Autoxidation leads to the development of off-flavours and objectionable taste in fats. The initial oxidation pro
Q. Illustrate Egg White Foams? Egg white foams when whipped or beaten, the air gets entrapped in the liquid present, and an interfacial tension is established between the ai
sulphuric acid can be made with concentration of 99%. However for different industrial process different concentration are used. For a specific industrial requirement, 62% H2SO4 is
why ionisation energy of Al is greater than Ga?
what is chemistry
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