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Explain in detail about the Allotropy Allotropy refers only to dissimilar forms of an element within the similar phase or state of matter (i.e. different solid, liquid or gas
The electronic configuration 1s 2 , 2s 2 , 2p 1 x , 2p 1 z : (1) Oxygen (2) Nitrogen (3) Hydrogen (4) Fluorine Ans: Nitrogen
concept of electrode potential
what is neutralization
Hydrogen Peroxide Hydrogen peroxide is the other important hydride of oxygen. The oldest method of its preparation is by the action of dilute sulphuric acid on barium peroxide
Q. Illustrate Classification of Emulsions? Emulsions are classified as: • Oil-in-water emulsion: This is a colloidal dispersion in which droplets of oil are dispersed in
Acid dyes: These are commonly salts of sulphonic acids and can be helpful to silk, wool and nylon. The presence of sulphonic acid group creates them water soluble. These dyes a
What is the molar mass of solute in the solution of any mass? Ans) Molar Mass is defined and set as a absolute mass for every solute, solvent or sol. et.c It is a particular
The difference in the mass of 100 moles of sodium atoms and sodium ions is 5.48002grams .compute the mass of an electron
In any atom which sub-shell will have the highest energy in the following : (1) 3p (2) 3d (3) 4s (4) 3s Ans: 3d
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