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Why is the total energy of a many-electron atom not equivalent to the sum of the orbital energies for every electron?
Q. Show Experimental observations of werners theory? Werner showed that his postulates are consistent with experimental observations. He made use of basically three kinds of ex
Give reasons for the following: a. Molten aluminium bromide is poor conductor of electricity. b. Nitric oxide becomes brown when released in air. c. PCl
Q. What are the rules used for round off numbers? 1. If the digit to the instantaneous right of the last significant figure is less than five don't change the last significan
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If electron falls from n=3 to n= 2 , then emitted energy is: (1) 10.2ev (2) 12.09 ev (3) 1.9ev (4)0
Q. Illustrate the Quantum Mechanics? Ans: In 1924, a French scientist named Louis de Broglie proposed another model for the nature of the electrons in atoms. He predicted tha
ionic equation by ionelectron method (half reaction)
An electron has principal quantum number 3. The number of its (i) sub-shells and (ii) orbitals would be respectively: (1) 3 and 5 (2) 3 and 7 (3) 3 and 9
why beryllium show simmillarity with Alumminium
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