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Which of the following principles/rules limits the maximum number of electrons in an orbital to two:
(1) Aufbau principle
(2) Pauli's exclusion principle
(3) Hund's rule of maximum multiplicity
(4) Heisenberg's uncertainty principle
Ans:Pauli's exclusion principle
why zinc extracted from zinc oxide through reduction with co? Ans) Reducing agent should have more negative ΔG value. In case of zinc oxide ,Zn has more negative ΔG value then CO
metals iron, aluminium, copper, gold, etc. have great industrial significants. which are their important ores? important alloys of iron, aluminium and copper and their uses.
application of organomethod
Al is used as reducing agent for the extraction of metals such as Chromium,Monganes.Explain why? Solution) Al3+ + 3 e- Al Good reducing agents like aluminum have relatively
What is the instrumentation of aqueous titration.. What is the principle of aqueous titration and what is titration and it''s classification
Free radical replacement reactions Free radical substitution reactions include the attack by a free radical. These reactions happen by free radical mechanism that includes Init
what are chemical formulae and equation
CATALYSTS A catalyst is a species that speeds up a chemical reaction but is not itself consumed. Catalysts do not change the thermodynamics of the position of equilibrium or a
lABELed diagras
The two chair conformations of cis-1,3-dimethylcyclohexane
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