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Nitrogen has the electronic configuration 1s2, 2s2, 2p1x, 2p1y, 2 p1z and not 1s2, 2s2, 2p2x, 2p1y, 2 p0z which is determined by:
(1) Aufbau's principle
(2) Pauli's exclusion principle
(2) Hund's rule
(40) Uncertainty principle
ans: Hund's rule
why are some liquids purified by distillation under reduced pressure
Q. Illustrate Law of Equilibrium and Equilibrium Constants? Ans. The general equation for a reversible reaction is given by aA + bB -> cC + dD The law of equilibrium
Although fractose does not have an aldehydic group, it reacts with Fehling solution Explain why? Ans) Fructose is a ketone first we cnvert it into aldehyde by reacting fructse
a fast simple test for honey adulterated with invert sugar
Q. What do you understand by dissolved oxygen in water? How does it create trouble in boiler? Give chemical methods with suitable reactions to remove it from the water. Ans.
molecular weight of orthophosphoric acid is M.Its equivalent weight
General characteristics
When the principal quantum number(n= 3) , the possible values of azimuthal quantum number(l ) is: (1) 0, 1, 2, 3 (2) 0, 1, 2 (3) - 2, - 1, 0, 1, 2
standard estimation protocol
Preparation of dihydric alcohols
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