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The ground state term symbol for an electronic state is governed by:
(1) Heisenberg's principle
(2) Hund's rule
(3) Aufbau principle
(4) Pauli exclusion principle
Ans: Aufbau principl
scale and sludge formation
Alkaline earth metals: The elements Be, Mg, Ca, Sr, Ba and Ra belong to II A group. 2. II A group elements are also called alkaline earth metals. 3. The valence electron
The total number of valence electrons in 4.2 gm N - 3 of ion is ( N A is the Avogadro's number): (1) 1.6N A (2) 3.2N A
name the compound LiH
Laboratory safety During your observation of chemistry you will conduct experiments in the laboratory. When working in the lab you are accountable for the safety of yourself and o
How do you explain in the absence of aldehyde group in the pentaacetate of D-glucose? Ans) when you react glucose with acetic anhydrate it forms pentaacetate with 5 OH grops it
Whereas a pure molecular species has a definite stoichiometry, this is not often true for solids. Defects in crystals will include vacancies (atoms missing from their expected site
stability of cr3+ions from fe3+ions in aqueous medium
in which state carbon exist
how to find angles and areas with cos and tan
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