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When an electron jumps from lower to higher orbit, its energy:
(1) Increases
(2) Decreases
(3) Remains the same
(4) None of these
Ans: Increases
Two or more different types of monomers joined together to form giant molecule is called coopolymerisation. ex--- nylon6,6 --it is a combination of hexamethylenediamine and a
what are macroscopic properties ?
Name the chemical components which constitute nucleotides. Write any two functions of nucleotides in a cell.
Calculate the free energy change of following reaction at298 kelvin H2+I2=2HI if the enthalpy change is 51.8816kj and the entropy change is 166.15j is this reaction thermodyanamica
what is alchemy
a. Calculate the global radiation density (kWh/m 2 ) received by five panels located in San Jose on July 1, 2012: Panel A: Tilt=37.3 o , Azimuth=180 o (South) Panel B: Ti
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
The formation of energy bonds in solids are in accordance with: (1) Heisenberg's uncertainty principle (2)Bohr's theory (3 )Ohm's law (4) Rutherford's atomic model
what are the oxides and halides of d-block elements? mention them groupwise and comment on the stability of their oxidation state.
what is the chemical raction of a titration using sodium hydroxide and phenophthalein?
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