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what are the chemical poperties of p-block elements ?
The two electrons in K sub-shell will differ in : (1)Principal quantum number (2)Azimuthal quantum number (3)Magnetic quantum number (4)Spin quantum number Ans:Spin
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
standard estimation protocol
how ti find numbeer of neutrons in dipositive zinc ion with mass number 70?
In Bohr's model, atomic radius of the first orbit is γ the radius of the 3rd orbit, is: (1) γ/ 3 (2)γ (3) 3γ (4) 9γ Ans: 9γ
Uses of Catechol Catechol finds use as photographic developer and in the manufacture of alizarin and adrenaline hormone and like an antioxidant (inhibitor in auto oxidation) fo
History of periodic table
use and purpose 0
1)Aniline is more basic because of the strong electron withdrawing effect of the carbonyl oxygen on the amide of acetanilide. 2)Aniline is more basic because of the strong electro
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