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Which of the following explains the sequence of filling the electrons in different shells:
(1) Hund's rule
(2) Octet rule
(3) Aufbau principle
(4) All of these
Ans: Aufbau principle
Bond-line Notation of organic compounds Occasionally, the bonds in between carbon atoms are denoted by lines. For instance, n -hexane has a continuous chain of six carbon atom
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The frequency corresponding to transition n= 2 to n =1 in hydrogen atom is: (1) 15.66 x 10 10 Hz (2) 24.66 x 10 14 Hz (3) 30.5
the name of the group of metals that easily loses electrons
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What are the limitations of valence bond theory?
what is solublity product
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Ions which have the same electronic configuration are those of: (1) Lithium and sodium (2) Sodium and potassium (3) Potassium and calcium (4) Oxygen and chlorine An
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