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The atomic orbitals are progressively filled in order of increasing energy. This principle is called as:
(1) Hund's rule
(2)Aufbau principle
(3) Exclusion principle
(4) de-Broglie rule
Ans: Aufbau principle
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#notes
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Explain significance of orthogonality rule
Reaction of nickel cadmium storage cell charging #Minimum 100 words accepted#
NOBEL GASES With their closed-shell electron design the noble gas elements of group 18 were long regarded as chemically inert. However, in 1962 Bartlett pinpoint that the ioniza
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