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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
Explain the following terms: (a) Asymmetric molecule (b) R and S notations
Q. Show the chemical of Boron and aluminium? Boron and aluminium when heated with nitrogen torn the nitrides BN and AIN Nitrides of Ga and in are formed by heating the elements
Explain Arhenious theory with utility and limitation?
Q. Explain Distillation in purification of metals? Metals with low boiling points, such as cadmium, zinc and mercury will be purified by distillation. The distillation is gener
The Fermi level is The highest occupied energy level at 0 0 K.
internal conditioning
How much time a hydrogen electron will take when it goes from first orbit to second orbit?
Reactions of Alkaline earth metals with oxygen: Write the reactions of any two elements of group II A with oxygen. Ans. Alkaline earth metals react with oxygen to form corr
assignments of hydrogen bonding
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