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Q. Explain about Optical Isomerism? Optical Isomerism: -Two isomers which have almost identical physical and chemical properties like mp. B p. density. Colour etc.. But diffe
Uses of Esters (a) Esters are used as a solvent for oils, fats, cellulose, resins etc. (b) Esters are used in making artificial flavours and essences. (c) Esters are used
Bohr's radius can have: (1) Discrete values (2) +ve values (3) - ve values (4) Fractional values Ans: +ve values
why the water is compound
does ionization energy ddepends on principal quantum number
There are 13 electrons in an element whose nucleus comprise 14 neutrons. Obtain atomic number and atomic weight of this element. If atomic weight of the isotope of above element is
what are the characteristics of s block elements?
A heat recovery device involves transferring energy from hot flue gases passing counter currently through an annular region to pressurized water flowing through the inner tube of t
When a certain cell was filled with 0.02N KCl solution, the resistance was 350ohm when the same cell was filled with 0.01N eq solution of sodium acetate the resistance was 1158ohm.
determination of lattice energy
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