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Q. What is Oxidation Numbers? Ans. Chemists find it useful to describe the oxidation states of an element by means of oxidation numbers. The oxidation number of an element
Pauli's exclusion principle states that : (1) Nucleus of an atom contains no negative charge (2) Electrons move in circular orbits around the nucleus (3) Electrons oc
which are the most imporrtant compounds formed in p &s blocccccck
Q. How can we obtain Boron? Boron is- obtained by the red-action of B 2 O 3 with magnesium or sodium B 2 0 3 is first prepared by strongly katingH 3 B0 3 which is obtained b
Compound A has the molecular formula C 4 H 8 O 2 . Figure 1 gives the infrared spectra of compound A. Table gives the chemical shifts and multiplicity data of the broad-ban
why carbonate salts are insoluble in water
nuclear quadruple resonace
Q. What are the properties of water? Ans. Water is a colorless, odorless, tasteless liquid with a melting and freezing point of 0 o C and a boiling point of 100 o C at 1 a
What are the limitations of second law of thermodynamics?
Sketch the various n-butane and discuss their relative stabilities.Draw the potential energy curve as a function of torsion angles.
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