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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) 0.1911x 10-10erg
(3) 2.389x 10-12erg
(4) 0.239x 10-10erg
Ans: 0.1911x 10-10erg
Discuss about the term - Photolithography Photolithography (also known as optical lithography), which is one of the kinds of lithography is a process used in micro fabrication
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Which of the following halides has maximum melting point: (1) NaCl (2) NaBr (3) Nal (4
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Q. What is Peroxodisulphuric Acid? It is also known as perdisulphuric acid or simply persulphuric acid. The acid can be obtained by the action of chlorosulphonic acid on H 2 0
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Give detail about criteria of purity ?
Fe3+ + e ------> Fe2+
No, it does not depend upon concentrations of reactants, From the Arrhenius equation, k = Ae^(-Ea/RT) We can say, that it is dependent on activation energy(Ea) and temperatu
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