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Write the neutral calcium atom has a number
The neutral calcium atom has a number of valence electrons euivalent to its group number, that is 2.
How much time a hydrogen electron will take when it goes from first orbit to second orbit?
Differentiate between extrinsic and intrinsic semiconductor. Obtain an expression for the carrier concentration for an intrinsic semi-conductor. Also demonstrate that Fermi level i
(i) Assign appropriate reason for each of observations: (a) Anhydrous ALCI is used as a catalyst. (b) Phosphinic acid behaves as a monoprotic acid. (c) SF6 is not easily h
In coordination compounds , how to decide whether itss hybridisation will be sp3d2 or d2sp3.. itss based on inner or outer orbital complex but how will we got to know that for ever
Octane number - Characteristics of hydrocarbons It is utilized for measuring the knocking character of fuel utilized in petrol engine. The octane quantity of an offered sample
Q. Show Formula Mask synthesised by Wemer? In all the compounds with the formula Mask synthesised by Wemer, he could isolate only two isomers. This indicated that the structure
Impurities of solids Impurities are frequently added to materials to improve the properties. For example, carbon added in small amounts to iron makes steel, which is stronger t
The chemical formula for pure water is H 2 O. Pure water breaks up into an equal number of H + (aq) and OH - (aq) ions. As the amounts of the H + and OH - ions are equal, water i
Illustrate resonance structures that define the electronic structure of benzene. Illustrate the structures of all conceivable disubstituted benzene isomers bearing two
The density of gold is 19.30g/ml how much volume of gold will have a mass of 34.5kg ion..
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