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The first use of quantum theory to explain the structure of atom was made by:
(1) Heisenberg
(2 )Bohr
(3) Planck
(4) Einstein
Ans: Bohr
Nitrous acid (HNO2) is an unstable compound when prepared by the following reaction: HCl (g) + NaNO2 (s) ? HNO2 (l) + NaCl (s). As the product of the above reaction is unstable, t
Elevation in boiling point : Mol. Mass = (1000 K b * w) /W+ ΔT In which, K b stands for Molal elevation constant of the solvent, w stands for Mass of the compoun
maximum 200 problems
why does the sulphur has three different valency
Q. What do you mean by nucleus of the atom? The nucleus of an atom for the reason that atoms have no net electrical charge scientists reasoned that if an atom contains particle
Conformation energy profile for cyclohexane ring flip cyclohexane ring flip
a metal forms 2 oxides. the higher oxide has 80% metal. 0.72g of lower oxide gave 0.8g of higher oxide when oxidised. show that law of multiple proportion is valid?
what are instrumentation of cyclic voltametry
Because Nucleus is composed of protons and neutrons..
Q. Show the Colour of actinides and lanthanides Ions? Ions of actinides and lanthanides are coloured in the solid state as well as in aqueous solution, as is the case with the
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