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In a Bohr's model of atom when an electron jumps from n= 1 to n= 3 , how much energy will be emitted or absorbed: (1) 2.15 x10 -11 erg (2) 0.19
how do we test for functional groups in chemistry lab
what is the hydrogenation reaction
Q. Show the Relationship between matter and energy? Ans. Albert Einstein described an intricate relationship between matter and energy. It is summarized in the famous for
The free energy change for the formation of oxide of aluminium is highly negative ( -1000 to -1100) so , it can easily reduce any metal oxide abve it easily in ellingham diamgram a
I well know about electromagnetic spectrum but I did not know the any scope of spectroscopy & I want to know about I r spectra in detail & absorption spectroscopy.
Impurities of solids Impurities are frequently added to materials to improve the properties. For example, carbon added in small amounts to iron makes steel, which is stronger t
Nitration or Direct method The number of - NO 2 groups introduced in benzene nucleus relies upon the nature and concentration of the nitrating agent, temperature of nitration
How urea is considered as organic molecule. Becuase it does not contain C-H or C-C bonds
Heterolysis bond fission or Heterolytic (i) In heterolysis bond, the covalent bond is broken in such a way that one species (that is., less electronegative) is deprived of its
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